Home / 214,016,442.40-321,024,663.60-159,516,704.80

Finding the Fourth Proportional to 214,016,442.40, 321,024,663.60 and 159,516,704.80

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Solution

The fourth proportional to 214,016,442.40, 321,024,663.60 and 159,516,704.80 is: 239,275,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,016,442.40 : 321,024,663.60 = 159,516,704.80 : x
  2. Step 2: Convert to fraction form
    214,016,442.40/321,024,663.60 = 159,516,704.80/x
  3. Step 3: Cross multiply
    214,016,442.40x = 321,024,663.60 × 159,516,704.80
  4. Step 4: Simplify right side
    214,016,442.40x = 51,208,796,497,000,512
  5. Step 5: Solve for x
    x = 51,208,796,497,000,512/214,016,442.40
  6. Step 6: Final answer
    x = 239,275,057.20

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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.