Home / 325,344,549.20-488,016,823.80-109,930,686.80

Finding the Fourth Proportional to 325,344,549.20, 488,016,823.80 and 109,930,686.80

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Solution

The fourth proportional to 325,344,549.20, 488,016,823.80 and 109,930,686.80 is: 164,896,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,344,549.20 : 488,016,823.80 = 109,930,686.80 : x
  2. Step 2: Convert to fraction form
    325,344,549.20/488,016,823.80 = 109,930,686.80/x
  3. Step 3: Cross multiply
    325,344,549.20x = 488,016,823.80 × 109,930,686.80
  4. Step 4: Simplify right side
    325,344,549.20x = 53,648,024,610,288,584
  5. Step 5: Solve for x
    x = 53,648,024,610,288,584/325,344,549.20
  6. Step 6: Final answer
    x = 164,896,030.20

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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.