Home / 7,859,197,967.32-10,850,587,863.42-5,002,951,780.76

Finding the Fourth Proportional to 7,859,197,967.32, 10,850,587,863.42 and 5,002,951,780.76

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Solution

The fourth proportional to 7,859,197,967.32, 10,850,587,863.42 and 5,002,951,780.76 is: 6,907,189,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,197,967.32 : 10,850,587,863.42 = 5,002,951,780.76 : x
  2. Step 2: Convert to fraction form
    7,859,197,967.32/10,850,587,863.42 = 5,002,951,780.76/x
  3. Step 3: Cross multiply
    7,859,197,967.32x = 10,850,587,863.42 × 5,002,951,780.76
  4. Step 4: Simplify right side
    7,859,197,967.32x = 54,284,967,873,589,936,128
  5. Step 5: Solve for x
    x = 54,284,967,873,589,936,128/7,859,197,967.32
  6. Step 6: Final answer
    x = 6,907,189,270.37

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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.