Home / 2,642,093,078.60-3,963,139,617.90-801,842,803.40

Finding the Fourth Proportional to 2,642,093,078.60, 3,963,139,617.90 and 801,842,803.40

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Solution

The fourth proportional to 2,642,093,078.60, 3,963,139,617.90 and 801,842,803.40 is: 1,202,764,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,093,078.60 : 3,963,139,617.90 = 801,842,803.40 : x
  2. Step 2: Convert to fraction form
    2,642,093,078.60/3,963,139,617.90 = 801,842,803.40/x
  3. Step 3: Cross multiply
    2,642,093,078.60x = 3,963,139,617.90 × 801,842,803.40
  4. Step 4: Simplify right side
    2,642,093,078.60x = 3,177,814,981,482,541,056
  5. Step 5: Solve for x
    x = 3,177,814,981,482,541,056/2,642,093,078.60
  6. Step 6: Final answer
    x = 1,202,764,205.10

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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.