Home / 161,705,438.15-242,558,157.23-88,894,084.55

Finding the Fourth Proportional to 161,705,438.15, 242,558,157.23 and 88,894,084.55

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Solution

The fourth proportional to 161,705,438.15, 242,558,157.23 and 88,894,084.55 is: 133,341,126.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,438.15 : 242,558,157.23 = 88,894,084.55 : x
  2. Step 2: Convert to fraction form
    161,705,438.15/242,558,157.23 = 88,894,084.55/x
  3. Step 3: Cross multiply
    161,705,438.15x = 242,558,157.23 × 88,894,084.55
  4. Step 4: Simplify right side
    161,705,438.15x = 21,561,985,337,095,812
  5. Step 5: Solve for x
    x = 21,561,985,337,095,812/161,705,438.15
  6. Step 6: Final answer
    x = 133,341,126.83

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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.