Home / 98,681,346.74-136,181,863.68-54,026,568.38

Finding the Fourth Proportional to 98,681,346.74, 136,181,863.68 and 54,026,568.38

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Solution

The fourth proportional to 98,681,346.74, 136,181,863.68 and 54,026,568.38 is: 74,557,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,681,346.74 : 136,181,863.68 = 54,026,568.38 : x
  2. Step 2: Convert to fraction form
    98,681,346.74/136,181,863.68 = 54,026,568.38/x
  3. Step 3: Cross multiply
    98,681,346.74x = 136,181,863.68 × 54,026,568.38
  4. Step 4: Simplify right side
    98,681,346.74x = 7,357,438,770,223,359
  5. Step 5: Solve for x
    x = 7,357,438,770,223,359/98,681,346.74
  6. Step 6: Final answer
    x = 74,557,543.18

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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.