Home / 181,280,632.20-271,920,948.30-156,621,769.80

Finding the Fourth Proportional to 181,280,632.20, 271,920,948.30 and 156,621,769.80

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Solution

The fourth proportional to 181,280,632.20, 271,920,948.30 and 156,621,769.80 is: 234,932,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,280,632.20 : 271,920,948.30 = 156,621,769.80 : x
  2. Step 2: Convert to fraction form
    181,280,632.20/271,920,948.30 = 156,621,769.80/x
  3. Step 3: Cross multiply
    181,280,632.20x = 271,920,948.30 × 156,621,769.80
  4. Step 4: Simplify right side
    181,280,632.20x = 42,588,740,168,440,304
  5. Step 5: Solve for x
    x = 42,588,740,168,440,304/181,280,632.20
  6. Step 6: Final answer
    x = 234,932,654.70

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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.