Home / 886,418,004.60-1,329,627,006.90-814,992,334.20

Finding the Fourth Proportional to 886,418,004.60, 1,329,627,006.90 and 814,992,334.20

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Solution

The fourth proportional to 886,418,004.60, 1,329,627,006.90 and 814,992,334.20 is: 1,222,488,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,418,004.60 : 1,329,627,006.90 = 814,992,334.20 : x
  2. Step 2: Convert to fraction form
    886,418,004.60/1,329,627,006.90 = 814,992,334.20/x
  3. Step 3: Cross multiply
    886,418,004.60x = 1,329,627,006.90 × 814,992,334.20
  4. Step 4: Simplify right side
    886,418,004.60x = 1,083,635,817,968,790,656
  5. Step 5: Solve for x
    x = 1,083,635,817,968,790,656/886,418,004.60
  6. Step 6: Final answer
    x = 1,222,488,501.30

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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.