Home / 104,503,221.90-156,736,170.45-66,096,002.70

Finding the Fourth Proportional to 104,503,221.90, 156,736,170.45 and 66,096,002.70

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Solution

The fourth proportional to 104,503,221.90, 156,736,170.45 and 66,096,002.70 is: 99,132,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,503,221.90 : 156,736,170.45 = 66,096,002.70 : x
  2. Step 2: Convert to fraction form
    104,503,221.90/156,736,170.45 = 66,096,002.70/x
  3. Step 3: Cross multiply
    104,503,221.90x = 156,736,170.45 × 66,096,002.70
  4. Step 4: Simplify right side
    104,503,221.90x = 10,359,634,345,250,860
  5. Step 5: Solve for x
    x = 10,359,634,345,250,860/104,503,221.90
  6. Step 6: Final answer
    x = 99,132,200.49

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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.