Home / 325,815,013.35-488,722,520.03-325,815,013.35

Finding the Fourth Proportional to 325,815,013.35, 488,722,520.03 and 325,815,013.35

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Solution

The fourth proportional to 325,815,013.35, 488,722,520.03 and 325,815,013.35 is: 488,722,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,815,013.35 : 488,722,520.03 = 325,815,013.35 : x
  2. Step 2: Convert to fraction form
    325,815,013.35/488,722,520.03 = 325,815,013.35/x
  3. Step 3: Cross multiply
    325,815,013.35x = 488,722,520.03 × 325,815,013.35
  4. Step 4: Simplify right side
    325,815,013.35x = 159,233,134,386,391,008
  5. Step 5: Solve for x
    x = 159,233,134,386,391,008/325,815,013.35
  6. Step 6: Final answer
    x = 488,722,520.03

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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.