Home / 129,053,577.60-193,580,366.40-114,944,803.20

Finding the Fourth Proportional to 129,053,577.60, 193,580,366.40 and 114,944,803.20

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Solution

The fourth proportional to 129,053,577.60, 193,580,366.40 and 114,944,803.20 is: 172,417,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,053,577.60 : 193,580,366.40 = 114,944,803.20 : x
  2. Step 2: Convert to fraction form
    129,053,577.60/193,580,366.40 = 114,944,803.20/x
  3. Step 3: Cross multiply
    129,053,577.60x = 193,580,366.40 × 114,944,803.20
  4. Step 4: Simplify right side
    129,053,577.60x = 22,251,057,119,231,892
  5. Step 5: Solve for x
    x = 22,251,057,119,231,892/129,053,577.60
  6. Step 6: Final answer
    x = 172,417,204.80

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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.