Home / 2,659,392,078.80-3,989,088,118.20-1,001,296,158.80

Finding the Fourth Proportional to 2,659,392,078.80, 3,989,088,118.20 and 1,001,296,158.80

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Solution

The fourth proportional to 2,659,392,078.80, 3,989,088,118.20 and 1,001,296,158.80 is: 1,501,944,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,078.80 : 3,989,088,118.20 = 1,001,296,158.80 : x
  2. Step 2: Convert to fraction form
    2,659,392,078.80/3,989,088,118.20 = 1,001,296,158.80/x
  3. Step 3: Cross multiply
    2,659,392,078.80x = 3,989,088,118.20 × 1,001,296,158.80
  4. Step 4: Simplify right side
    2,659,392,078.80x = 3,994,258,609,868,380,160
  5. Step 5: Solve for x
    x = 3,994,258,609,868,380,160/2,659,392,078.80
  6. Step 6: Final answer
    x = 1,501,944,238.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.