Home / 69,069,658.12-95,310,397.80-39,292,383.28

Finding the Fourth Proportional to 69,069,658.12, 95,310,397.80 and 39,292,383.28

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Solution

The fourth proportional to 69,069,658.12, 95,310,397.80 and 39,292,383.28 is: 54,220,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,069,658.12 : 95,310,397.80 = 39,292,383.28 : x
  2. Step 2: Convert to fraction form
    69,069,658.12/95,310,397.80 = 39,292,383.28/x
  3. Step 3: Cross multiply
    69,069,658.12x = 95,310,397.80 × 39,292,383.28
  4. Step 4: Simplify right side
    69,069,658.12x = 3,744,972,680,926,869
  5. Step 5: Solve for x
    x = 3,744,972,680,926,869/69,069,658.12
  6. Step 6: Final answer
    x = 54,220,229.01

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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.