Home / 442,234,873.32-663,352,531.04-151,104,850.68

Finding the Fourth Proportional to 442,234,873.32, 663,352,531.04 and 151,104,850.68

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Solution

The fourth proportional to 442,234,873.32, 663,352,531.04 and 151,104,850.68 is: 226,657,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,234,873.32 : 663,352,531.04 = 151,104,850.68 : x
  2. Step 2: Convert to fraction form
    442,234,873.32/663,352,531.04 = 151,104,850.68/x
  3. Step 3: Cross multiply
    442,234,873.32x = 663,352,531.04 × 151,104,850.68
  4. Step 4: Simplify right side
    442,234,873.32x = 100,235,785,150,999,264
  5. Step 5: Solve for x
    x = 100,235,785,150,999,264/442,234,873.32
  6. Step 6: Final answer
    x = 226,657,351.55

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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.