Home / 90,804,691.67-125,313,121.67-49,554,241.25

Finding the Fourth Proportional to 90,804,691.67, 125,313,121.67 and 49,554,241.25

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Solution

The fourth proportional to 90,804,691.67, 125,313,121.67 and 49,554,241.25 is: 68,386,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,804,691.67 : 125,313,121.67 = 49,554,241.25 : x
  2. Step 2: Convert to fraction form
    90,804,691.67/125,313,121.67 = 49,554,241.25/x
  3. Step 3: Cross multiply
    90,804,691.67x = 125,313,121.67 × 49,554,241.25
  4. Step 4: Simplify right side
    90,804,691.67x = 6,209,796,662,151,446
  5. Step 5: Solve for x
    x = 6,209,796,662,151,446/90,804,691.67
  6. Step 6: Final answer
    x = 68,386,297.54

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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.