Home / 146,916,092.30-220,374,138.46-131,043,721.10

Finding the Fourth Proportional to 146,916,092.30, 220,374,138.46 and 131,043,721.10

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Solution

The fourth proportional to 146,916,092.30, 220,374,138.46 and 131,043,721.10 is: 196,565,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,916,092.30 : 220,374,138.46 = 131,043,721.10 : x
  2. Step 2: Convert to fraction form
    146,916,092.30/220,374,138.46 = 131,043,721.10/x
  3. Step 3: Cross multiply
    146,916,092.30x = 220,374,138.46 × 131,043,721.10
  4. Step 4: Simplify right side
    146,916,092.30x = 28,878,647,138,005,024
  5. Step 5: Solve for x
    x = 28,878,647,138,005,024/146,916,092.30
  6. Step 6: Final answer
    x = 196,565,581.66

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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.