Home / 252,247,266.60-348,100,747.13-140,731,472.47

Finding the Fourth Proportional to 252,247,266.60, 348,100,747.13 and 140,731,472.47

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Solution

The fourth proportional to 252,247,266.60, 348,100,747.13 and 140,731,472.47 is: 194,209,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,247,266.60 : 348,100,747.13 = 140,731,472.47 : x
  2. Step 2: Convert to fraction form
    252,247,266.60/348,100,747.13 = 140,731,472.47/x
  3. Step 3: Cross multiply
    252,247,266.60x = 348,100,747.13 × 140,731,472.47
  4. Step 4: Simplify right side
    252,247,266.60x = 48,988,730,712,126,272
  5. Step 5: Solve for x
    x = 48,988,730,712,126,272/252,247,266.60
  6. Step 6: Final answer
    x = 194,209,163.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.