Home / 177,732,592.11-266,503,030.13-80,635,321.57

Finding the Fourth Proportional to 177,732,592.11, 266,503,030.13 and 80,635,321.57

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Solution

The fourth proportional to 177,732,592.11, 266,503,030.13 and 80,635,321.57 is: 120,909,492.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,732,592.11 : 266,503,030.13 = 80,635,321.57 : x
  2. Step 2: Convert to fraction form
    177,732,592.11/266,503,030.13 = 80,635,321.57/x
  3. Step 3: Cross multiply
    177,732,592.11x = 266,503,030.13 × 80,635,321.57
  4. Step 4: Simplify right side
    177,732,592.11x = 21,489,557,534,355,564
  5. Step 5: Solve for x
    x = 21,489,557,534,355,564/177,732,592.11
  6. Step 6: Final answer
    x = 120,909,492.62

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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.