Home / 101,667,643.97-140,304,308.15-57,613,177.97

Finding the Fourth Proportional to 101,667,643.97, 140,304,308.15 and 57,613,177.97

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Solution

The fourth proportional to 101,667,643.97, 140,304,308.15 and 57,613,177.97 is: 79,507,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,667,643.97 : 140,304,308.15 = 57,613,177.97 : x
  2. Step 2: Convert to fraction form
    101,667,643.97/140,304,308.15 = 57,613,177.97/x
  3. Step 3: Cross multiply
    101,667,643.97x = 140,304,308.15 × 57,613,177.97
  4. Step 4: Simplify right side
    101,667,643.97x = 8,083,377,075,747,597
  5. Step 5: Solve for x
    x = 8,083,377,075,747,597/101,667,643.97
  6. Step 6: Final answer
    x = 79,507,862.68

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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.