Home / 91,458,842.28-137,215,212.89-36,843,323.28

Finding the Fourth Proportional to 91,458,842.28, 137,215,212.89 and 36,843,323.28

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Solution

The fourth proportional to 91,458,842.28, 137,215,212.89 and 36,843,323.28 is: 55,275,841.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,458,842.28 : 137,215,212.89 = 36,843,323.28 : x
  2. Step 2: Convert to fraction form
    91,458,842.28/137,215,212.89 = 36,843,323.28/x
  3. Step 3: Cross multiply
    91,458,842.28x = 137,215,212.89 × 36,843,323.28
  4. Step 4: Simplify right side
    91,458,842.28x = 5,055,464,447,256,076
  5. Step 5: Solve for x
    x = 5,055,464,447,256,076/91,458,842.28
  6. Step 6: Final answer
    x = 55,275,841.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.