Home / 181,827,784.80-272,741,677.20-66,894,811.20

Finding the Fourth Proportional to 181,827,784.80, 272,741,677.20 and 66,894,811.20

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Solution

The fourth proportional to 181,827,784.80, 272,741,677.20 and 66,894,811.20 is: 100,342,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,827,784.80 : 272,741,677.20 = 66,894,811.20 : x
  2. Step 2: Convert to fraction form
    181,827,784.80/272,741,677.20 = 66,894,811.20/x
  3. Step 3: Cross multiply
    181,827,784.80x = 272,741,677.20 × 66,894,811.20
  4. Step 4: Simplify right side
    181,827,784.80x = 18,245,003,002,665,344
  5. Step 5: Solve for x
    x = 18,245,003,002,665,344/181,827,784.80
  6. Step 6: Final answer
    x = 100,342,216.80

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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.