Home / 20,498,954,711.40-30,748,432,067.10-5,776,976,129.40

Finding the Fourth Proportional to 20,498,954,711.40, 30,748,432,067.10 and 5,776,976,129.40

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Solution

The fourth proportional to 20,498,954,711.40, 30,748,432,067.10 and 5,776,976,129.40 is: 8,665,464,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498,954,711.40 : 30,748,432,067.10 = 5,776,976,129.40 : x
  2. Step 2: Convert to fraction form
    20,498,954,711.40/30,748,432,067.10 = 5,776,976,129.40/x
  3. Step 3: Cross multiply
    20,498,954,711.40x = 30,748,432,067.10 × 5,776,976,129.40
  4. Step 4: Simplify right side
    20,498,954,711.40x = 177,632,958,068,114,194,432
  5. Step 5: Solve for x
    x = 177,632,958,068,114,194,432/20,498,954,711.40
  6. Step 6: Final answer
    x = 8,665,464,194.10

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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.