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Finding the Fourth Proportional to 2,321,986,200.30, 3,259,963,980.90 and 2,321,986,200.30

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Solution

The fourth proportional to 2,321,986,200.30, 3,259,963,980.90 and 2,321,986,200.30 is: 3,259,963,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,986,200.30 : 3,259,963,980.90 = 2,321,986,200.30 : x
  2. Step 2: Convert to fraction form
    2,321,986,200.30/3,259,963,980.90 = 2,321,986,200.30/x
  3. Step 3: Cross multiply
    2,321,986,200.30x = 3,259,963,980.90 × 2,321,986,200.30
  4. Step 4: Simplify right side
    2,321,986,200.30x = 7,569,591,377,124,853,760
  5. Step 5: Solve for x
    x = 7,569,591,377,124,853,760/2,321,986,200.30
  6. Step 6: Final answer
    x = 3,259,963,980.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.