Home / 99,546,656.54-137,382,567.56-54,901,362.70

Finding the Fourth Proportional to 99,546,656.54, 137,382,567.56 and 54,901,362.70

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Solution

The fourth proportional to 99,546,656.54, 137,382,567.56 and 54,901,362.70 is: 75,768,392.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,546,656.54 : 137,382,567.56 = 54,901,362.70 : x
  2. Step 2: Convert to fraction form
    99,546,656.54/137,382,567.56 = 54,901,362.70/x
  3. Step 3: Cross multiply
    99,546,656.54x = 137,382,567.56 × 54,901,362.70
  4. Step 4: Simplify right side
    99,546,656.54x = 7,542,490,170,217,643
  5. Step 5: Solve for x
    x = 7,542,490,170,217,643/99,546,656.54
  6. Step 6: Final answer
    x = 75,768,392.75

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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.