Home / 154,711,787.34-232,042,454.25-45,511,419.85

Finding the Fourth Proportional to 154,711,787.34, 232,042,454.25 and 45,511,419.85

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Solution

The fourth proportional to 154,711,787.34, 232,042,454.25 and 45,511,419.85 is: 68,259,708.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,711,787.34 : 232,042,454.25 = 45,511,419.85 : x
  2. Step 2: Convert to fraction form
    154,711,787.34/232,042,454.25 = 45,511,419.85/x
  3. Step 3: Cross multiply
    154,711,787.34x = 232,042,454.25 × 45,511,419.85
  4. Step 4: Simplify right side
    154,711,787.34x = 10,560,581,558,396,168
  5. Step 5: Solve for x
    x = 10,560,581,558,396,168/154,711,787.34
  6. Step 6: Final answer
    x = 68,259,708.84

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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.