Home / 49,986,678.80-68,964,909.91-29,074,272.25

Finding the Fourth Proportional to 49,986,678.80, 68,964,909.91 and 29,074,272.25

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Solution

The fourth proportional to 49,986,678.80, 68,964,909.91 and 29,074,272.25 is: 40,112,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,986,678.80 : 68,964,909.91 = 29,074,272.25 : x
  2. Step 2: Convert to fraction form
    49,986,678.80/68,964,909.91 = 29,074,272.25/x
  3. Step 3: Cross multiply
    49,986,678.80x = 68,964,909.91 × 29,074,272.25
  4. Step 4: Simplify right side
    49,986,678.80x = 2,005,104,566,174,965
  5. Step 5: Solve for x
    x = 2,005,104,566,174,965/49,986,678.80
  6. Step 6: Final answer
    x = 40,112,778.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.