Home / 1,992,452,540,873.10-2,749,587,157,974.80-1,078,971,084,207.70

Finding the Fourth Proportional to 1,992,452,540,873.10, 2,749,587,157,974.80 and 1,078,971,084,207.70

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Solution

The fourth proportional to 1,992,452,540,873.10, 2,749,587,157,974.80 and 1,078,971,084,207.70 is: 1,488,981,532,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,452,540,873.10 : 2,749,587,157,974.80 = 1,078,971,084,207.70 : x
  2. Step 2: Convert to fraction form
    1,992,452,540,873.10/2,749,587,157,974.80 = 1,078,971,084,207.70/x
  3. Step 3: Cross multiply
    1,992,452,540,873.10x = 2,749,587,157,974.80 × 1,078,971,084,207.70
  4. Step 4: Simplify right side
    1,992,452,540,873.10x = 2,966,725,036,963,637,990,785,024
  5. Step 5: Solve for x
    x = 2,966,725,036,963,637,990,785,024/1,992,452,540,873.10
  6. Step 6: Final answer
    x = 1,488,981,532,108.97

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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.