Home / 321,799,525.60-482,951,230.80-149,297,713.60

Finding the Fourth Proportional to 321,799,525.60, 482,951,230.80 and 149,297,713.60

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Solution

The fourth proportional to 321,799,525.60, 482,951,230.80 and 149,297,713.60 is: 224,063,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,799,525.60 : 482,951,230.80 = 149,297,713.60 : x
  2. Step 2: Convert to fraction form
    321,799,525.60/482,951,230.80 = 149,297,713.60/x
  3. Step 3: Cross multiply
    321,799,525.60x = 482,951,230.80 × 149,297,713.60
  4. Step 4: Simplify right side
    321,799,525.60x = 72,103,514,538,745,904
  5. Step 5: Solve for x
    x = 72,103,514,538,745,904/321,799,525.60
  6. Step 6: Final answer
    x = 224,063,458.16

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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.