Home / 107,835,103.20-161,752,654.80-97,085,560.80

Finding the Fourth Proportional to 107,835,103.20, 161,752,654.80 and 97,085,560.80

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Solution

The fourth proportional to 107,835,103.20, 161,752,654.80 and 97,085,560.80 is: 145,628,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,835,103.20 : 161,752,654.80 = 97,085,560.80 : x
  2. Step 2: Convert to fraction form
    107,835,103.20/161,752,654.80 = 97,085,560.80/x
  3. Step 3: Cross multiply
    107,835,103.20x = 161,752,654.80 × 97,085,560.80
  4. Step 4: Simplify right side
    107,835,103.20x = 15,703,847,202,146,812
  5. Step 5: Solve for x
    x = 15,703,847,202,146,812/107,835,103.20
  6. Step 6: Final answer
    x = 145,628,341.20

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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.