Home / 132,862,620.40-199,325,423.40-68,176,409.20

Finding the Fourth Proportional to 132,862,620.40, 199,325,423.40 and 68,176,409.20

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Solution

The fourth proportional to 132,862,620.40, 199,325,423.40 and 68,176,409.20 is: 102,280,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,862,620.40 : 199,325,423.40 = 68,176,409.20 : x
  2. Step 2: Convert to fraction form
    132,862,620.40/199,325,423.40 = 68,176,409.20/x
  3. Step 3: Cross multiply
    132,862,620.40x = 199,325,423.40 × 68,176,409.20
  4. Step 4: Simplify right side
    132,862,620.40x = 13,589,291,629,681,656
  5. Step 5: Solve for x
    x = 13,589,291,629,681,656/132,862,620.40
  6. Step 6: Final answer
    x = 102,280,773.85

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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.