Home / 337,511,982.87-508,797,695.84-315,013,345.11

Finding the Fourth Proportional to 337,511,982.87, 508,797,695.84 and 315,013,345.11

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Solution

The fourth proportional to 337,511,982.87, 508,797,695.84 and 315,013,345.11 is: 474,881,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,511,982.87 : 508,797,695.84 = 315,013,345.11 : x
  2. Step 2: Convert to fraction form
    337,511,982.87/508,797,695.84 = 315,013,345.11/x
  3. Step 3: Cross multiply
    337,511,982.87x = 508,797,695.84 × 315,013,345.11
  4. Step 4: Simplify right side
    337,511,982.87x = 160,278,064,149,243,680
  5. Step 5: Solve for x
    x = 160,278,064,149,243,680/337,511,982.87
  6. Step 6: Final answer
    x = 474,881,107.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.