Home / 321,648,191.16-482,676,351.60-137,417,055.29

Finding the Fourth Proportional to 321,648,191.16, 482,676,351.60 and 137,417,055.29

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Solution

The fourth proportional to 321,648,191.16, 482,676,351.60 and 137,417,055.29 is: 206,212,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,648,191.16 : 482,676,351.60 = 137,417,055.29 : x
  2. Step 2: Convert to fraction form
    321,648,191.16/482,676,351.60 = 137,417,055.29/x
  3. Step 3: Cross multiply
    321,648,191.16x = 482,676,351.60 × 137,417,055.29
  4. Step 4: Simplify right side
    321,648,191.16x = 66,327,962,894,904,640
  5. Step 5: Solve for x
    x = 66,327,962,894,904,640/321,648,191.16
  6. Step 6: Final answer
    x = 206,212,765.12

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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.