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Finding the Fourth Proportional to 65,557,524.30, 98,147,329.65 and 65,557,524.30

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Solution

The fourth proportional to 65,557,524.30, 98,147,329.65 and 65,557,524.30 is: 98,147,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,557,524.30 : 98,147,329.65 = 65,557,524.30 : x
  2. Step 2: Convert to fraction form
    65,557,524.30/98,147,329.65 = 65,557,524.30/x
  3. Step 3: Cross multiply
    65,557,524.30x = 98,147,329.65 × 65,557,524.30
  4. Step 4: Simplify right side
    65,557,524.30x = 6,434,295,948,509,986
  5. Step 5: Solve for x
    x = 6,434,295,948,509,986/65,557,524.30
  6. Step 6: Final answer
    x = 98,147,329.65

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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.