Home / 159,493,792.20-239,240,688.30-57,244,543.80

Finding the Fourth Proportional to 159,493,792.20, 239,240,688.30 and 57,244,543.80

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Solution

The fourth proportional to 159,493,792.20, 239,240,688.30 and 57,244,543.80 is: 85,866,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,493,792.20 : 239,240,688.30 = 57,244,543.80 : x
  2. Step 2: Convert to fraction form
    159,493,792.20/239,240,688.30 = 57,244,543.80/x
  3. Step 3: Cross multiply
    159,493,792.20x = 239,240,688.30 × 57,244,543.80
  4. Step 4: Simplify right side
    159,493,792.20x = 13,695,224,060,131,498
  5. Step 5: Solve for x
    x = 13,695,224,060,131,498/159,493,792.20
  6. Step 6: Final answer
    x = 85,866,815.70

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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.