Home / 79,743,999.30-119,632,926.33-25,172,356.92

Finding the Fourth Proportional to 79,743,999.30, 119,632,926.33 and 25,172,356.92

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Solution

The fourth proportional to 79,743,999.30, 119,632,926.33 and 25,172,356.92 is: 37,763,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,743,999.30 : 119,632,926.33 = 25,172,356.92 : x
  2. Step 2: Convert to fraction form
    79,743,999.30/119,632,926.33 = 25,172,356.92/x
  3. Step 3: Cross multiply
    79,743,999.30x = 119,632,926.33 × 25,172,356.92
  4. Step 4: Simplify right side
    79,743,999.30x = 3,011,442,720,962,826
  5. Step 5: Solve for x
    x = 3,011,442,720,962,826/79,743,999.30
  6. Step 6: Final answer
    x = 37,763,878.75

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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.