Home / 3,976,043,328.80-5,486,956,366.83-2,191,857,585.92

Finding the Fourth Proportional to 3,976,043,328.80, 5,486,956,366.83 and 2,191,857,585.92

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Solution

The fourth proportional to 3,976,043,328.80, 5,486,956,366.83 and 2,191,857,585.92 is: 3,024,772,604.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,043,328.80 : 5,486,956,366.83 = 2,191,857,585.92 : x
  2. Step 2: Convert to fraction form
    3,976,043,328.80/5,486,956,366.83 = 2,191,857,585.92/x
  3. Step 3: Cross multiply
    3,976,043,328.80x = 5,486,956,366.83 × 2,191,857,585.92
  4. Step 4: Simplify right side
    3,976,043,328.80x = 12,026,626,936,248,377,344
  5. Step 5: Solve for x
    x = 12,026,626,936,248,377,344/3,976,043,328.80
  6. Step 6: Final answer
    x = 3,024,772,604.75

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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.