Home / 321,799,530.60-482,951,238.30-149,297,718.60

Finding the Fourth Proportional to 321,799,530.60, 482,951,238.30 and 149,297,718.60

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Solution

The fourth proportional to 321,799,530.60, 482,951,238.30 and 149,297,718.60 is: 224,063,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,799,530.60 : 482,951,238.30 = 149,297,718.60 : x
  2. Step 2: Convert to fraction form
    321,799,530.60/482,951,238.30 = 149,297,718.60/x
  3. Step 3: Cross multiply
    321,799,530.60x = 482,951,238.30 × 149,297,718.60
  4. Step 4: Simplify right side
    321,799,530.60x = 72,103,518,073,234,944
  5. Step 5: Solve for x
    x = 72,103,518,073,234,944/321,799,530.60
  6. Step 6: Final answer
    x = 224,063,465.66

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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.