Home / 181,723,504.80-272,585,257.20-66,669,808.80

Finding the Fourth Proportional to 181,723,504.80, 272,585,257.20 and 66,669,808.80

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Solution

The fourth proportional to 181,723,504.80, 272,585,257.20 and 66,669,808.80 is: 100,004,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,723,504.80 : 272,585,257.20 = 66,669,808.80 : x
  2. Step 2: Convert to fraction form
    181,723,504.80/272,585,257.20 = 66,669,808.80/x
  3. Step 3: Cross multiply
    181,723,504.80x = 272,585,257.20 × 66,669,808.80
  4. Step 4: Simplify right side
    181,723,504.80x = 18,173,206,979,222,820
  5. Step 5: Solve for x
    x = 18,173,206,979,222,820/181,723,504.80
  6. Step 6: Final answer
    x = 100,004,713.20

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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.