Home / 149,724,381.60-224,586,572.40-73,007,920.80

Finding the Fourth Proportional to 149,724,381.60, 224,586,572.40 and 73,007,920.80

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Solution

The fourth proportional to 149,724,381.60, 224,586,572.40 and 73,007,920.80 is: 109,511,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,724,381.60 : 224,586,572.40 = 73,007,920.80 : x
  2. Step 2: Convert to fraction form
    149,724,381.60/224,586,572.40 = 73,007,920.80/x
  3. Step 3: Cross multiply
    149,724,381.60x = 224,586,572.40 × 73,007,920.80
  4. Step 4: Simplify right side
    149,724,381.60x = 16,396,598,690,522,666
  5. Step 5: Solve for x
    x = 16,396,598,690,522,666/149,724,381.60
  6. Step 6: Final answer
    x = 109,511,881.20

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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.