Home / 380,544,548,173.48-525,161,429,426-206,939,841,096.92

Finding the Fourth Proportional to 380,544,548,173.48, 525,161,429,426 and 206,939,841,096.92

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Solution

The fourth proportional to 380,544,548,173.48, 525,161,429,426 and 206,939,841,096.92 is: 285,582,393,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,544,548,173.48 : 525,161,429,426 = 206,939,841,096.92 : x
  2. Step 2: Convert to fraction form
    380,544,548,173.48/525,161,429,426 = 206,939,841,096.92/x
  3. Step 3: Cross multiply
    380,544,548,173.48x = 525,161,429,426 × 206,939,841,096.92
  4. Step 4: Simplify right side
    380,544,548,173.48x = 108,676,822,755,647,806,242,816
  5. Step 5: Solve for x
    x = 108,676,822,755,647,806,242,816/380,544,548,173.48
  6. Step 6: Final answer
    x = 285,582,393,118.68

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Half scale
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Double scale
Find fourth proportional to 380,544,548,174.48, 525,161,429,427.38 and 206,939,841,097.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.