Home / 67,068,000.45-100,602,000.68-34,782,959.70

Finding the Fourth Proportional to 67,068,000.45, 100,602,000.68 and 34,782,959.70

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Solution

The fourth proportional to 67,068,000.45, 100,602,000.68 and 34,782,959.70 is: 52,174,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,000.45 : 100,602,000.68 = 34,782,959.70 : x
  2. Step 2: Convert to fraction form
    67,068,000.45/100,602,000.68 = 34,782,959.70/x
  3. Step 3: Cross multiply
    67,068,000.45x = 100,602,000.68 × 34,782,959.70
  4. Step 4: Simplify right side
    67,068,000.45x = 3,499,235,335,217,898
  5. Step 5: Solve for x
    x = 3,499,235,335,217,898/67,068,000.45
  6. Step 6: Final answer
    x = 52,174,439.55

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1.5x scale

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.