Home / 2,102,981,569.20-3,154,173,755.40-722,859,764.40

Finding the Fourth Proportional to 2,102,981,569.20, 3,154,173,755.40 and 722,859,764.40

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Solution

The fourth proportional to 2,102,981,569.20, 3,154,173,755.40 and 722,859,764.40 is: 1,084,187,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,981,569.20 : 3,154,173,755.40 = 722,859,764.40 : x
  2. Step 2: Convert to fraction form
    2,102,981,569.20/3,154,173,755.40 = 722,859,764.40/x
  3. Step 3: Cross multiply
    2,102,981,569.20x = 3,154,173,755.40 × 722,859,764.40
  4. Step 4: Simplify right side
    2,102,981,569.20x = 2,280,025,297,705,107,200
  5. Step 5: Solve for x
    x = 2,280,025,297,705,107,200/2,102,981,569.20
  6. Step 6: Final answer
    x = 1,084,187,009.10

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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.