Home / 980,608,535.22-1,353,248,906.85-540,591,133.62

Finding the Fourth Proportional to 980,608,535.22, 1,353,248,906.85 and 540,591,133.62

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Solution

The fourth proportional to 980,608,535.22, 1,353,248,906.85 and 540,591,133.62 is: 746,020,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,608,535.22 : 1,353,248,906.85 = 540,591,133.62 : x
  2. Step 2: Convert to fraction form
    980,608,535.22/1,353,248,906.85 = 540,591,133.62/x
  3. Step 3: Cross multiply
    980,608,535.22x = 1,353,248,906.85 × 540,591,133.62
  4. Step 4: Simplify right side
    980,608,535.22x = 731,554,360,624,067,200
  5. Step 5: Solve for x
    x = 731,554,360,624,067,200/980,608,535.22
  6. Step 6: Final answer
    x = 746,020,796.63

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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.