Home / 181,278,752.70-271,918,129.05-156,619,890.30

Finding the Fourth Proportional to 181,278,752.70, 271,918,129.05 and 156,619,890.30

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Solution

The fourth proportional to 181,278,752.70, 271,918,129.05 and 156,619,890.30 is: 234,929,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,278,752.70 : 271,918,129.05 = 156,619,890.30 : x
  2. Step 2: Convert to fraction form
    181,278,752.70/271,918,129.05 = 156,619,890.30/x
  3. Step 3: Cross multiply
    181,278,752.70x = 271,918,129.05 × 156,619,890.30
  4. Step 4: Simplify right side
    181,278,752.70x = 42,587,787,542,392,248
  5. Step 5: Solve for x
    x = 42,587,787,542,392,248/181,278,752.70
  6. Step 6: Final answer
    x = 234,929,835.45

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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.