Home / 181,497,000.30-272,245,500.45-66,493,167.90

Finding the Fourth Proportional to 181,497,000.30, 272,245,500.45 and 66,493,167.90

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Solution

The fourth proportional to 181,497,000.30, 272,245,500.45 and 66,493,167.90 is: 99,739,751.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,497,000.30 : 272,245,500.45 = 66,493,167.90 : x
  2. Step 2: Convert to fraction form
    181,497,000.30/272,245,500.45 = 66,493,167.90/x
  3. Step 3: Cross multiply
    181,497,000.30x = 272,245,500.45 × 66,493,167.90
  4. Step 4: Simplify right side
    181,497,000.30x = 18,102,465,771,441,376
  5. Step 5: Solve for x
    x = 18,102,465,771,441,376/181,497,000.30
  6. Step 6: Final answer
    x = 99,739,751.85

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1.5x scale

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.