Home / 8,447,246,416.62-11,651,897,616.75-5,011,512,288.30

Finding the Fourth Proportional to 8,447,246,416.62, 11,651,897,616.75 and 5,011,512,288.30

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Solution

The fourth proportional to 8,447,246,416.62, 11,651,897,616.75 and 5,011,512,288.30 is: 6,912,741,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,246,416.62 : 11,651,897,616.75 = 5,011,512,288.30 : x
  2. Step 2: Convert to fraction form
    8,447,246,416.62/11,651,897,616.75 = 5,011,512,288.30/x
  3. Step 3: Cross multiply
    8,447,246,416.62x = 11,651,897,616.75 × 5,011,512,288.30
  4. Step 4: Simplify right side
    8,447,246,416.62x = 58,393,628,088,356,110,336
  5. Step 5: Solve for x
    x = 58,393,628,088,356,110,336/8,447,246,416.62
  6. Step 6: Final answer
    x = 6,912,741,171.31

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Double scale
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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.