Home / 2,279,084,451.40-3,418,626,677.10-1,911,752,432.20

Finding the Fourth Proportional to 2,279,084,451.40, 3,418,626,677.10 and 1,911,752,432.20

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Solution

The fourth proportional to 2,279,084,451.40, 3,418,626,677.10 and 1,911,752,432.20 is: 2,867,628,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,084,451.40 : 3,418,626,677.10 = 1,911,752,432.20 : x
  2. Step 2: Convert to fraction form
    2,279,084,451.40/3,418,626,677.10 = 1,911,752,432.20/x
  3. Step 3: Cross multiply
    2,279,084,451.40x = 3,418,626,677.10 × 1,911,752,432.20
  4. Step 4: Simplify right side
    2,279,084,451.40x = 6,535,567,864,729,729,024
  5. Step 5: Solve for x
    x = 6,535,567,864,729,729,024/2,279,084,451.40
  6. Step 6: Final answer
    x = 2,867,628,648.30

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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.