Home / 133,059,820.70-199,589,731.05-75,529,862.30

Finding the Fourth Proportional to 133,059,820.70, 199,589,731.05 and 75,529,862.30

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Solution

The fourth proportional to 133,059,820.70, 199,589,731.05 and 75,529,862.30 is: 113,294,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,820.70 : 199,589,731.05 = 75,529,862.30 : x
  2. Step 2: Convert to fraction form
    133,059,820.70/199,589,731.05 = 75,529,862.30/x
  3. Step 3: Cross multiply
    133,059,820.70x = 199,589,731.05 × 75,529,862.30
  4. Step 4: Simplify right side
    133,059,820.70x = 15,074,984,902,700,534
  5. Step 5: Solve for x
    x = 15,074,984,902,700,534/133,059,820.70
  6. Step 6: Final answer
    x = 113,294,793.45

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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.