Home / 137,707,006.56-206,587,767.96-39,339,562.20

Finding the Fourth Proportional to 137,707,006.56, 206,587,767.96 and 39,339,562.20

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Solution

The fourth proportional to 137,707,006.56, 206,587,767.96 and 39,339,562.20 is: 59,017,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,707,006.56 : 206,587,767.96 = 39,339,562.20 : x
  2. Step 2: Convert to fraction form
    137,707,006.56/206,587,767.96 = 39,339,562.20/x
  3. Step 3: Cross multiply
    137,707,006.56x = 206,587,767.96 × 39,339,562.20
  4. Step 4: Simplify right side
    137,707,006.56x = 8,127,072,347,421,588
  5. Step 5: Solve for x
    x = 8,127,072,347,421,588/137,707,006.56
  6. Step 6: Final answer
    x = 59,017,130.29

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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.