Home / 118,098,616.60-177,147,924.90-72,182,114.20

Finding the Fourth Proportional to 118,098,616.60, 177,147,924.90 and 72,182,114.20

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Solution

The fourth proportional to 118,098,616.60, 177,147,924.90 and 72,182,114.20 is: 108,273,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,616.60 : 177,147,924.90 = 72,182,114.20 : x
  2. Step 2: Convert to fraction form
    118,098,616.60/177,147,924.90 = 72,182,114.20/x
  3. Step 3: Cross multiply
    118,098,616.60x = 177,147,924.90 × 72,182,114.20
  4. Step 4: Simplify right side
    118,098,616.60x = 12,786,911,745,424,824
  5. Step 5: Solve for x
    x = 12,786,911,745,424,824/118,098,616.60
  6. Step 6: Final answer
    x = 108,273,171.30

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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.