Home / 586,790,900.20-880,186,350.30-177,793,906.60

Finding the Fourth Proportional to 586,790,900.20, 880,186,350.30 and 177,793,906.60

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Solution

The fourth proportional to 586,790,900.20, 880,186,350.30 and 177,793,906.60 is: 266,690,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,790,900.20 : 880,186,350.30 = 177,793,906.60 : x
  2. Step 2: Convert to fraction form
    586,790,900.20/880,186,350.30 = 177,793,906.60/x
  3. Step 3: Cross multiply
    586,790,900.20x = 880,186,350.30 × 177,793,906.60
  4. Step 4: Simplify right side
    586,790,900.20x = 156,491,769,755,833,056
  5. Step 5: Solve for x
    x = 156,491,769,755,833,056/586,790,900.20
  6. Step 6: Final answer
    x = 266,690,859.90

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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.