Home / 881,330,580.68-1,321,948,029.90-267,866,976.92

Finding the Fourth Proportional to 881,330,580.68, 1,321,948,029.90 and 267,866,976.92

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Solution

The fourth proportional to 881,330,580.68, 1,321,948,029.90 and 267,866,976.92 is: 401,785,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,330,580.68 : 1,321,948,029.90 = 267,866,976.92 : x
  2. Step 2: Convert to fraction form
    881,330,580.68/1,321,948,029.90 = 267,866,976.92/x
  3. Step 3: Cross multiply
    881,330,580.68x = 1,321,948,029.90 × 267,866,976.92
  4. Step 4: Simplify right side
    881,330,580.68x = 354,106,222,414,662,784
  5. Step 5: Solve for x
    x = 354,106,222,414,662,784/881,330,580.68
  6. Step 6: Final answer
    x = 401,785,924.80

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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.