Home / 71,077,500.15-98,102,104.34-48,780,986.55

Finding the Fourth Proportional to 71,077,500.15, 98,102,104.34 and 48,780,986.55

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Solution

The fourth proportional to 71,077,500.15, 98,102,104.34 and 48,780,986.55 is: 67,328,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,077,500.15 : 98,102,104.34 = 48,780,986.55 : x
  2. Step 2: Convert to fraction form
    71,077,500.15/98,102,104.34 = 48,780,986.55/x
  3. Step 3: Cross multiply
    71,077,500.15x = 98,102,104.34 × 48,780,986.55
  4. Step 4: Simplify right side
    71,077,500.15x = 4,785,517,432,336,237
  5. Step 5: Solve for x
    x = 4,785,517,432,336,237/71,077,500.15
  6. Step 6: Final answer
    x = 67,328,161.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.