Home / 8,591,209,863.90-11,856,901,724.28-5,204,019,768.81

Finding the Fourth Proportional to 8,591,209,863.90, 11,856,901,724.28 and 5,204,019,768.81

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Solution

The fourth proportional to 8,591,209,863.90, 11,856,901,724.28 and 5,204,019,768.81 is: 7,182,172,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,209,863.90 : 11,856,901,724.28 = 5,204,019,768.81 : x
  2. Step 2: Convert to fraction form
    8,591,209,863.90/11,856,901,724.28 = 5,204,019,768.81/x
  3. Step 3: Cross multiply
    8,591,209,863.90x = 11,856,901,724.28 × 5,204,019,768.81
  4. Step 4: Simplify right side
    8,591,209,863.90x = 61,703,550,969,990,504,448
  5. Step 5: Solve for x
    x = 61,703,550,969,990,504,448/8,591,209,863.90
  6. Step 6: Final answer
    x = 7,182,172,470.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.