Home / 103,480,932.80-155,221,399.20-95,120,177.60

Finding the Fourth Proportional to 103,480,932.80, 155,221,399.20 and 95,120,177.60

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Solution

The fourth proportional to 103,480,932.80, 155,221,399.20 and 95,120,177.60 is: 142,680,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,480,932.80 : 155,221,399.20 = 95,120,177.60 : x
  2. Step 2: Convert to fraction form
    103,480,932.80/155,221,399.20 = 95,120,177.60/x
  3. Step 3: Cross multiply
    103,480,932.80x = 155,221,399.20 × 95,120,177.60
  4. Step 4: Simplify right side
    103,480,932.80x = 14,764,687,059,224,496
  5. Step 5: Solve for x
    x = 14,764,687,059,224,496/103,480,932.80
  6. Step 6: Final answer
    x = 142,680,266.40

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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.