Home / 189,053,787.10-283,580,680.65-161,844,007.90

Finding the Fourth Proportional to 189,053,787.10, 283,580,680.65 and 161,844,007.90

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Solution

The fourth proportional to 189,053,787.10, 283,580,680.65 and 161,844,007.90 is: 242,766,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,053,787.10 : 283,580,680.65 = 161,844,007.90 : x
  2. Step 2: Convert to fraction form
    189,053,787.10/283,580,680.65 = 161,844,007.90/x
  3. Step 3: Cross multiply
    189,053,787.10x = 283,580,680.65 × 161,844,007.90
  4. Step 4: Simplify right side
    189,053,787.10x = 45,895,833,919,405,976
  5. Step 5: Solve for x
    x = 45,895,833,919,405,976/189,053,787.10
  6. Step 6: Final answer
    x = 242,766,011.85

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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.