Home / 86,325,039.10-129,466,822.65-49,854,562.30

Finding the Fourth Proportional to 86,325,039.10, 129,466,822.65 and 49,854,562.30

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Solution

The fourth proportional to 86,325,039.10, 129,466,822.65 and 49,854,562.30 is: 74,769,867.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,325,039.10 : 129,466,822.65 = 49,854,562.30 : x
  2. Step 2: Convert to fraction form
    86,325,039.10/129,466,822.65 = 49,854,562.30/x
  3. Step 3: Cross multiply
    86,325,039.10x = 129,466,822.65 × 49,854,562.30
  4. Step 4: Simplify right side
    86,325,039.10x = 6,454,511,775,587,476
  5. Step 5: Solve for x
    x = 6,454,511,775,587,476/86,325,039.10
  6. Step 6: Final answer
    x = 74,769,867.97

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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.