Home / 1,992,452,540,752.60-2,749,587,157,808.40-1,078,971,084,087.30

Finding the Fourth Proportional to 1,992,452,540,752.60, 2,749,587,157,808.40 and 1,078,971,084,087.30

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Solution

The fourth proportional to 1,992,452,540,752.60, 2,749,587,157,808.40 and 1,078,971,084,087.30 is: 1,488,981,531,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,452,540,752.60 : 2,749,587,157,808.40 = 1,078,971,084,087.30 : x
  2. Step 2: Convert to fraction form
    1,992,452,540,752.60/2,749,587,157,808.40 = 1,078,971,084,087.30/x
  3. Step 3: Cross multiply
    1,992,452,540,752.60x = 2,749,587,157,808.40 × 1,078,971,084,087.30
  4. Step 4: Simplify right side
    1,992,452,540,752.60x = 2,966,725,036,453,047,446,798,336
  5. Step 5: Solve for x
    x = 2,966,725,036,453,047,446,798,336/1,992,452,540,752.60
  6. Step 6: Final answer
    x = 1,488,981,531,942.76

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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.