Home / 1,992,452,540,749.60-2,749,587,157,804.20-1,078,971,084,084.30

Finding the Fourth Proportional to 1,992,452,540,749.60, 2,749,587,157,804.20 and 1,078,971,084,084.30

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Solution

The fourth proportional to 1,992,452,540,749.60, 2,749,587,157,804.20 and 1,078,971,084,084.30 is: 1,488,981,531,938.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,452,540,749.60 : 2,749,587,157,804.20 = 1,078,971,084,084.30 : x
  2. Step 2: Convert to fraction form
    1,992,452,540,749.60/2,749,587,157,804.20 = 1,078,971,084,084.30/x
  3. Step 3: Cross multiply
    1,992,452,540,749.60x = 2,749,587,157,804.20 × 1,078,971,084,084.30
  4. Step 4: Simplify right side
    1,992,452,540,749.60x = 2,966,725,036,440,267,234,738,176
  5. Step 5: Solve for x
    x = 2,966,725,036,440,267,234,738,176/1,992,452,540,749.60
  6. Step 6: Final answer
    x = 1,488,981,531,938.59

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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.