Home / 2,278,976,846.90-3,422,377,345.58-1,398,830,516.42

Finding the Fourth Proportional to 2,278,976,846.90, 3,422,377,345.58 and 1,398,830,516.42

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Solution

The fourth proportional to 2,278,976,846.90, 3,422,377,345.58 and 1,398,830,516.42 is: 2,100,646,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,976,846.90 : 3,422,377,345.58 = 1,398,830,516.42 : x
  2. Step 2: Convert to fraction form
    2,278,976,846.90/3,422,377,345.58 = 1,398,830,516.42/x
  3. Step 3: Cross multiply
    2,278,976,846.90x = 3,422,377,345.58 × 1,398,830,516.42
  4. Step 4: Simplify right side
    2,278,976,846.90x = 4,787,325,869,701,780,480
  5. Step 5: Solve for x
    x = 4,787,325,869,701,780,480/2,278,976,846.90
  6. Step 6: Final answer
    x = 2,100,646,997.01

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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.