Home / 7,138,067,546.16-9,850,101,394.68-3,966,143,004.90

Finding the Fourth Proportional to 7,138,067,546.16, 9,850,101,394.68 and 3,966,143,004.90

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Solution

The fourth proportional to 7,138,067,546.16, 9,850,101,394.68 and 3,966,143,004.90 is: 5,473,037,414.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,067,546.16 : 9,850,101,394.68 = 3,966,143,004.90 : x
  2. Step 2: Convert to fraction form
    7,138,067,546.16/9,850,101,394.68 = 3,966,143,004.90/x
  3. Step 3: Cross multiply
    7,138,067,546.16x = 9,850,101,394.68 × 3,966,143,004.90
  4. Step 4: Simplify right side
    7,138,067,546.16x = 39,066,910,744,065,818,624
  5. Step 5: Solve for x
    x = 39,066,910,744,065,818,624/7,138,067,546.16
  6. Step 6: Final answer
    x = 5,473,037,414.04

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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.