Home / 70,391,725,863.32-97,142,422,747.62-38,278,966,162.24

Finding the Fourth Proportional to 70,391,725,863.32, 97,142,422,747.62 and 38,278,966,162.24

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Solution

The fourth proportional to 70,391,725,863.32, 97,142,422,747.62 and 38,278,966,162.24 is: 52,825,974,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,391,725,863.32 : 97,142,422,747.62 = 38,278,966,162.24 : x
  2. Step 2: Convert to fraction form
    70,391,725,863.32/97,142,422,747.62 = 38,278,966,162.24/x
  3. Step 3: Cross multiply
    70,391,725,863.32x = 97,142,422,747.62 × 38,278,966,162.24
  4. Step 4: Simplify right side
    70,391,725,863.32x = 3,718,511,513,274,158,678,016
  5. Step 5: Solve for x
    x = 3,718,511,513,274,158,678,016/70,391,725,863.32
  6. Step 6: Final answer
    x = 52,825,974,468.85

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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.