Home / 104,976,132.40-157,464,198.60-72,239,366.80

Finding the Fourth Proportional to 104,976,132.40, 157,464,198.60 and 72,239,366.80

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Solution

The fourth proportional to 104,976,132.40, 157,464,198.60 and 72,239,366.80 is: 108,359,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,132.40 : 157,464,198.60 = 72,239,366.80 : x
  2. Step 2: Convert to fraction form
    104,976,132.40/157,464,198.60 = 72,239,366.80/x
  3. Step 3: Cross multiply
    104,976,132.40x = 157,464,198.60 × 72,239,366.80
  4. Step 4: Simplify right side
    104,976,132.40x = 11,375,114,000,533,446
  5. Step 5: Solve for x
    x = 11,375,114,000,533,446/104,976,132.40
  6. Step 6: Final answer
    x = 108,359,050.20

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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.