Home / 181,016,872.80-271,525,309.20-66,005,167.20

Finding the Fourth Proportional to 181,016,872.80, 271,525,309.20 and 66,005,167.20

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Solution

The fourth proportional to 181,016,872.80, 271,525,309.20 and 66,005,167.20 is: 99,007,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,016,872.80 : 271,525,309.20 = 66,005,167.20 : x
  2. Step 2: Convert to fraction form
    181,016,872.80/271,525,309.20 = 66,005,167.20/x
  3. Step 3: Cross multiply
    181,016,872.80x = 271,525,309.20 × 66,005,167.20
  4. Step 4: Simplify right side
    181,016,872.80x = 17,922,073,432,777,698
  5. Step 5: Solve for x
    x = 17,922,073,432,777,698/181,016,872.80
  6. Step 6: Final answer
    x = 99,007,750.80

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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.