Home / 586,790,904.20-880,186,356.30-177,793,910.60

Finding the Fourth Proportional to 586,790,904.20, 880,186,356.30 and 177,793,910.60

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Solution

The fourth proportional to 586,790,904.20, 880,186,356.30 and 177,793,910.60 is: 266,690,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,790,904.20 : 880,186,356.30 = 177,793,910.60 : x
  2. Step 2: Convert to fraction form
    586,790,904.20/880,186,356.30 = 177,793,910.60/x
  3. Step 3: Cross multiply
    586,790,904.20x = 880,186,356.30 × 177,793,910.60
  4. Step 4: Simplify right side
    586,790,904.20x = 156,491,774,343,341,920
  5. Step 5: Solve for x
    x = 156,491,774,343,341,920/586,790,904.20
  6. Step 6: Final answer
    x = 266,690,865.90

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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.