Home / 380,544,548,170.74-525,161,429,422.20-206,939,841,094.14

Finding the Fourth Proportional to 380,544,548,170.74, 525,161,429,422.20 and 206,939,841,094.14

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Solution

The fourth proportional to 380,544,548,170.74, 525,161,429,422.20 and 206,939,841,094.14 is: 285,582,393,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,544,548,170.74 : 525,161,429,422.20 = 206,939,841,094.14 : x
  2. Step 2: Convert to fraction form
    380,544,548,170.74/525,161,429,422.20 = 206,939,841,094.14/x
  3. Step 3: Cross multiply
    380,544,548,170.74x = 525,161,429,422.20 × 206,939,841,094.14
  4. Step 4: Simplify right side
    380,544,548,170.74x = 108,676,822,753,401,504,792,576
  5. Step 5: Solve for x
    x = 108,676,822,753,401,504,792,576/380,544,548,170.74
  6. Step 6: Final answer
    x = 285,582,393,114.83

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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.