Home / 6,970,752,419.70-10,456,128,629.55-2,608,117,821.30

Finding the Fourth Proportional to 6,970,752,419.70, 10,456,128,629.55 and 2,608,117,821.30

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Solution

The fourth proportional to 6,970,752,419.70, 10,456,128,629.55 and 2,608,117,821.30 is: 3,912,176,731.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,752,419.70 : 10,456,128,629.55 = 2,608,117,821.30 : x
  2. Step 2: Convert to fraction form
    6,970,752,419.70/10,456,128,629.55 = 2,608,117,821.30/x
  3. Step 3: Cross multiply
    6,970,752,419.70x = 10,456,128,629.55 × 2,608,117,821.30
  4. Step 4: Simplify right side
    6,970,752,419.70x = 27,270,815,420,534,501,376
  5. Step 5: Solve for x
    x = 27,270,815,420,534,501,376/6,970,752,419.70
  6. Step 6: Final answer
    x = 3,912,176,731.95

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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.