Home / 89,776,654.38-123,891,836.25-50,084,185.20

Finding the Fourth Proportional to 89,776,654.38, 123,891,836.25 and 50,084,185.20

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Solution

The fourth proportional to 89,776,654.38, 123,891,836.25 and 50,084,185.20 is: 69,116,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,776,654.38 : 123,891,836.25 = 50,084,185.20 : x
  2. Step 2: Convert to fraction form
    89,776,654.38/123,891,836.25 = 50,084,185.20/x
  3. Step 3: Cross multiply
    89,776,654.38x = 123,891,836.25 × 50,084,185.20
  4. Step 4: Simplify right side
    89,776,654.38x = 6,205,021,671,513,074
  5. Step 5: Solve for x
    x = 6,205,021,671,513,074/89,776,654.38
  6. Step 6: Final answer
    x = 69,116,205.26

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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.