Home / 137,606,225.04-206,182,472.76-79,936,609.68

Finding the Fourth Proportional to 137,606,225.04, 206,182,472.76 and 79,936,609.68

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Solution

The fourth proportional to 137,606,225.04, 206,182,472.76 and 79,936,609.68 is: 119,773,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,606,225.04 : 206,182,472.76 = 79,936,609.68 : x
  2. Step 2: Convert to fraction form
    137,606,225.04/206,182,472.76 = 79,936,609.68/x
  3. Step 3: Cross multiply
    137,606,225.04x = 206,182,472.76 × 79,936,609.68
  4. Step 4: Simplify right side
    137,606,225.04x = 16,481,527,847,873,354
  5. Step 5: Solve for x
    x = 16,481,527,847,873,354/137,606,225.04
  6. Step 6: Final answer
    x = 119,773,126.86

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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.