Home / 78,167,517.20-117,293,266.20-32,733,904.40

Finding the Fourth Proportional to 78,167,517.20, 117,293,266.20 and 32,733,904.40

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Solution

The fourth proportional to 78,167,517.20, 117,293,266.20 and 32,733,904.40 is: 49,118,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,167,517.20 : 117,293,266.20 = 32,733,904.40 : x
  2. Step 2: Convert to fraction form
    78,167,517.20/117,293,266.20 = 32,733,904.40/x
  3. Step 3: Cross multiply
    78,167,517.20x = 117,293,266.20 × 32,733,904.40
  4. Step 4: Simplify right side
    78,167,517.20x = 3,839,466,562,554,551
  5. Step 5: Solve for x
    x = 3,839,466,562,554,551/78,167,517.20
  6. Step 6: Final answer
    x = 49,118,440.76

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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.