Home / 99,743,580.66-137,644,837.56-55,691,329.32

Finding the Fourth Proportional to 99,743,580.66, 137,644,837.56 and 55,691,329.32

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Solution

The fourth proportional to 99,743,580.66, 137,644,837.56 and 55,691,329.32 is: 76,853,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,743,580.66 : 137,644,837.56 = 55,691,329.32 : x
  2. Step 2: Convert to fraction form
    99,743,580.66/137,644,837.56 = 55,691,329.32/x
  3. Step 3: Cross multiply
    99,743,580.66x = 137,644,837.56 × 55,691,329.32
  4. Step 4: Simplify right side
    99,743,580.66x = 7,665,623,977,751,865
  5. Step 5: Solve for x
    x = 7,665,623,977,751,865/99,743,580.66
  6. Step 6: Final answer
    x = 76,853,306.52

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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.