Home / 265,738,862.70-398,608,294.05-156,451,848.30

Finding the Fourth Proportional to 265,738,862.70, 398,608,294.05 and 156,451,848.30

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Solution

The fourth proportional to 265,738,862.70, 398,608,294.05 and 156,451,848.30 is: 234,677,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,738,862.70 : 398,608,294.05 = 156,451,848.30 : x
  2. Step 2: Convert to fraction form
    265,738,862.70/398,608,294.05 = 156,451,848.30/x
  3. Step 3: Cross multiply
    265,738,862.70x = 398,608,294.05 × 156,451,848.30
  4. Step 4: Simplify right side
    265,738,862.70x = 62,363,004,351,832,400
  5. Step 5: Solve for x
    x = 62,363,004,351,832,400/265,738,862.70
  6. Step 6: Final answer
    x = 234,677,772.45

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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.