Home / 3,079,617,629.76-4,617,581,680.98-980,187,194.70

Finding the Fourth Proportional to 3,079,617,629.76, 4,617,581,680.98 and 980,187,194.70

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Solution

The fourth proportional to 3,079,617,629.76, 4,617,581,680.98 and 980,187,194.70 is: 1,469,693,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,617,629.76 : 4,617,581,680.98 = 980,187,194.70 : x
  2. Step 2: Convert to fraction form
    3,079,617,629.76/4,617,581,680.98 = 980,187,194.70/x
  3. Step 3: Cross multiply
    3,079,617,629.76x = 4,617,581,680.98 × 980,187,194.70
  4. Step 4: Simplify right side
    3,079,617,629.76x = 4,526,094,434,177,896,448
  5. Step 5: Solve for x
    x = 4,526,094,434,177,896,448/3,079,617,629.76
  6. Step 6: Final answer
    x = 1,469,693,636.78

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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.