Home / 149,467,691.80-224,201,537.70-80,592,938.20

Finding the Fourth Proportional to 149,467,691.80, 224,201,537.70 and 80,592,938.20

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Solution

The fourth proportional to 149,467,691.80, 224,201,537.70 and 80,592,938.20 is: 120,889,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,467,691.80 : 224,201,537.70 = 80,592,938.20 : x
  2. Step 2: Convert to fraction form
    149,467,691.80/224,201,537.70 = 80,592,938.20/x
  3. Step 3: Cross multiply
    149,467,691.80x = 224,201,537.70 × 80,592,938.20
  4. Step 4: Simplify right side
    149,467,691.80x = 18,069,060,672,201,068
  5. Step 5: Solve for x
    x = 18,069,060,672,201,068/149,467,691.80
  6. Step 6: Final answer
    x = 120,889,407.30

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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.