Home / 321,896,575.70-482,844,863.55-117,431,321.30

Finding the Fourth Proportional to 321,896,575.70, 482,844,863.55 and 117,431,321.30

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Solution

The fourth proportional to 321,896,575.70, 482,844,863.55 and 117,431,321.30 is: 176,146,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,896,575.70 : 482,844,863.55 = 117,431,321.30 : x
  2. Step 2: Convert to fraction form
    321,896,575.70/482,844,863.55 = 117,431,321.30/x
  3. Step 3: Cross multiply
    321,896,575.70x = 482,844,863.55 × 117,431,321.30
  4. Step 4: Simplify right side
    321,896,575.70x = 56,701,110,309,594,712
  5. Step 5: Solve for x
    x = 56,701,110,309,594,712/321,896,575.70
  6. Step 6: Final answer
    x = 176,146,981.95

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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.