Home / 68,934,131.56-103,403,821.02-25,798,793.32

Finding the Fourth Proportional to 68,934,131.56, 103,403,821.02 and 25,798,793.32

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Solution

The fourth proportional to 68,934,131.56, 103,403,821.02 and 25,798,793.32 is: 38,699,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934,131.56 : 103,403,821.02 = 25,798,793.32 : x
  2. Step 2: Convert to fraction form
    68,934,131.56/103,403,821.02 = 25,798,793.32/x
  3. Step 3: Cross multiply
    68,934,131.56x = 103,403,821.02 × 25,798,793.32
  4. Step 4: Simplify right side
    68,934,131.56x = 2,667,693,806,993,251.50
  5. Step 5: Solve for x
    x = 2,667,693,806,993,251.50/68,934,131.56
  6. Step 6: Final answer
    x = 38,699,171.90

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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.