Home / 149,691,902.40-224,537,853.60-91,997,092.80

Finding the Fourth Proportional to 149,691,902.40, 224,537,853.60 and 91,997,092.80

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Solution

The fourth proportional to 149,691,902.40, 224,537,853.60 and 91,997,092.80 is: 137,995,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,691,902.40 : 224,537,853.60 = 91,997,092.80 : x
  2. Step 2: Convert to fraction form
    149,691,902.40/224,537,853.60 = 91,997,092.80/x
  3. Step 3: Cross multiply
    149,691,902.40x = 224,537,853.60 × 91,997,092.80
  4. Step 4: Simplify right side
    149,691,902.40x = 20,656,829,754,752,012
  5. Step 5: Solve for x
    x = 20,656,829,754,752,012/149,691,902.40
  6. Step 6: Final answer
    x = 137,995,639.20

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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.