Home / 118,098,680.20-177,148,020.30-93,439,817.80

Finding the Fourth Proportional to 118,098,680.20, 177,148,020.30 and 93,439,817.80

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Solution

The fourth proportional to 118,098,680.20, 177,148,020.30 and 93,439,817.80 is: 140,159,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,680.20 : 177,148,020.30 = 93,439,817.80 : x
  2. Step 2: Convert to fraction form
    118,098,680.20/177,148,020.30 = 93,439,817.80/x
  3. Step 3: Cross multiply
    118,098,680.20x = 177,148,020.30 × 93,439,817.80
  4. Step 4: Simplify right side
    118,098,680.20x = 16,552,678,740,462,702
  5. Step 5: Solve for x
    x = 16,552,678,740,462,702/118,098,680.20
  6. Step 6: Final answer
    x = 140,159,726.70

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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.