Home / 67,068,312.30-100,602,468.45-47,584,766.70

Finding the Fourth Proportional to 67,068,312.30, 100,602,468.45 and 47,584,766.70

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Solution

The fourth proportional to 67,068,312.30, 100,602,468.45 and 47,584,766.70 is: 71,377,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,312.30 : 100,602,468.45 = 47,584,766.70 : x
  2. Step 2: Convert to fraction form
    67,068,312.30/100,602,468.45 = 47,584,766.70/x
  3. Step 3: Cross multiply
    67,068,312.30x = 100,602,468.45 × 47,584,766.70
  4. Step 4: Simplify right side
    67,068,312.30x = 4,787,144,990,637,361
  5. Step 5: Solve for x
    x = 4,787,144,990,637,361/67,068,312.30
  6. Step 6: Final answer
    x = 71,377,150.05

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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.