Home / 321,799,668.10-482,951,444.55-149,297,856.10

Finding the Fourth Proportional to 321,799,668.10, 482,951,444.55 and 149,297,856.10

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Solution

The fourth proportional to 321,799,668.10, 482,951,444.55 and 149,297,856.10 is: 224,063,671.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,799,668.10 : 482,951,444.55 = 149,297,856.10 : x
  2. Step 2: Convert to fraction form
    321,799,668.10/482,951,444.55 = 149,297,856.10/x
  3. Step 3: Cross multiply
    321,799,668.10x = 482,951,444.55 × 149,297,856.10
  4. Step 4: Simplify right side
    321,799,668.10x = 72,103,615,271,713,024
  5. Step 5: Solve for x
    x = 72,103,615,271,713,024/321,799,668.10
  6. Step 6: Final answer
    x = 224,063,671.97

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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.