Home / 121,451,728.80-182,177,593.20-35,192,949.60

Finding the Fourth Proportional to 121,451,728.80, 182,177,593.20 and 35,192,949.60

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Solution

The fourth proportional to 121,451,728.80, 182,177,593.20 and 35,192,949.60 is: 52,789,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,451,728.80 : 182,177,593.20 = 35,192,949.60 : x
  2. Step 2: Convert to fraction form
    121,451,728.80/182,177,593.20 = 35,192,949.60/x
  3. Step 3: Cross multiply
    121,451,728.80x = 182,177,593.20 × 35,192,949.60
  4. Step 4: Simplify right side
    121,451,728.80x = 6,411,366,855,736,903
  5. Step 5: Solve for x
    x = 6,411,366,855,736,903/121,451,728.80
  6. Step 6: Final answer
    x = 52,789,424.40

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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.