Home / 2,605,686,274.60-3,909,096,282.30-858,591,701.80

Finding the Fourth Proportional to 2,605,686,274.60, 3,909,096,282.30 and 858,591,701.80

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Solution

The fourth proportional to 2,605,686,274.60, 3,909,096,282.30 and 858,591,701.80 is: 1,288,074,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,686,274.60 : 3,909,096,282.30 = 858,591,701.80 : x
  2. Step 2: Convert to fraction form
    2,605,686,274.60/3,909,096,282.30 = 858,591,701.80/x
  3. Step 3: Cross multiply
    2,605,686,274.60x = 3,909,096,282.30 × 858,591,701.80
  4. Step 4: Simplify right side
    2,605,686,274.60x = 3,356,317,629,520,010,240
  5. Step 5: Solve for x
    x = 3,356,317,629,520,010,240/2,605,686,274.60
  6. Step 6: Final answer
    x = 1,288,074,340.43

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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.