Home / 556,415,999.20-834,623,998.80-352,174,693.60

Finding the Fourth Proportional to 556,415,999.20, 834,623,998.80 and 352,174,693.60

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Solution

The fourth proportional to 556,415,999.20, 834,623,998.80 and 352,174,693.60 is: 528,262,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,415,999.20 : 834,623,998.80 = 352,174,693.60 : x
  2. Step 2: Convert to fraction form
    556,415,999.20/834,623,998.80 = 352,174,693.60/x
  3. Step 3: Cross multiply
    556,415,999.20x = 834,623,998.80 × 352,174,693.60
  4. Step 4: Simplify right side
    556,415,999.20x = 293,933,451,048,596,800
  5. Step 5: Solve for x
    x = 293,933,451,048,596,800/556,415,999.20
  6. Step 6: Final answer
    x = 528,262,040.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.