Home / 149,502,472.20-224,253,708.30-91,807,662.60

Finding the Fourth Proportional to 149,502,472.20, 224,253,708.30 and 91,807,662.60

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Solution

The fourth proportional to 149,502,472.20, 224,253,708.30 and 91,807,662.60 is: 137,711,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,502,472.20 : 224,253,708.30 = 91,807,662.60 : x
  2. Step 2: Convert to fraction form
    149,502,472.20/224,253,708.30 = 91,807,662.60/x
  3. Step 3: Cross multiply
    149,502,472.20x = 224,253,708.30 × 91,807,662.60
  4. Step 4: Simplify right side
    149,502,472.20x = 20,588,208,788,405,220
  5. Step 5: Solve for x
    x = 20,588,208,788,405,220/149,502,472.20
  6. Step 6: Final answer
    x = 137,711,493.90

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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.