Home / 1,396,940,087.80-2,092,386,822.90-749,952,004.60

Finding the Fourth Proportional to 1,396,940,087.80, 2,092,386,822.90 and 749,952,004.60

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Solution

The fourth proportional to 1,396,940,087.80, 2,092,386,822.90 and 749,952,004.60 is: 1,123,304,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,940,087.80 : 2,092,386,822.90 = 749,952,004.60 : x
  2. Step 2: Convert to fraction form
    1,396,940,087.80/2,092,386,822.90 = 749,952,004.60/x
  3. Step 3: Cross multiply
    1,396,940,087.80x = 2,092,386,822.90 × 749,952,004.60
  4. Step 4: Simplify right side
    1,396,940,087.80x = 1,569,189,692,232,480,256
  5. Step 5: Solve for x
    x = 1,569,189,692,232,480,256/1,396,940,087.80
  6. Step 6: Final answer
    x = 1,123,304,933.36

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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.