Home / 67,068,233.70-100,602,350.55-45,385,440.90

Finding the Fourth Proportional to 67,068,233.70, 100,602,350.55 and 45,385,440.90

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Solution

The fourth proportional to 67,068,233.70, 100,602,350.55 and 45,385,440.90 is: 68,078,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,233.70 : 100,602,350.55 = 45,385,440.90 : x
  2. Step 2: Convert to fraction form
    67,068,233.70/100,602,350.55 = 45,385,440.90/x
  3. Step 3: Cross multiply
    67,068,233.70x = 100,602,350.55 × 45,385,440.90
  4. Step 4: Simplify right side
    67,068,233.70x = 4,565,882,035,288,107
  5. Step 5: Solve for x
    x = 4,565,882,035,288,107/67,068,233.70
  6. Step 6: Final answer
    x = 68,078,161.35

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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.