Home / 78,414,432.80-117,629,025.26-23,082,304.10

Finding the Fourth Proportional to 78,414,432.80, 117,629,025.26 and 23,082,304.10

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Solution

The fourth proportional to 78,414,432.80, 117,629,025.26 and 23,082,304.10 is: 34,625,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,414,432.80 : 117,629,025.26 = 23,082,304.10 : x
  2. Step 2: Convert to fraction form
    78,414,432.80/117,629,025.26 = 23,082,304.10/x
  3. Step 3: Cross multiply
    78,414,432.80x = 117,629,025.26 × 23,082,304.10
  4. Step 4: Simplify right side
    78,414,432.80x = 2,715,148,931,334,344.50
  5. Step 5: Solve for x
    x = 2,715,148,931,334,344.50/78,414,432.80
  6. Step 6: Final answer
    x = 34,625,627.38

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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.