Home / 140,390,660.75-219,084,981.75

Finding the Third Proportional to 140,390,660.75 and 219,084,981.75

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Solution

The third proportional to 140,390,660.75 and 219,084,981.75 is: 341,890,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,390,660.75 : 219,084,981.75 = 219,084,981.75 : x
  2. Step 2: Convert to fraction form
    140,390,660.75/219,084,981.75 = 219,084,981.75/x
  3. Step 3: Cross multiply
    140,390,660.75x = 219,084,981.75 × 219,084,981.75
  4. Step 4: Simplify right side
    140,390,660.75x = 47,998,229,228,397,832
  5. Step 5: Solve for x
    x = 47,998,229,228,397,832/140,390,660.75
  6. Step 6: Final answer
    x = 341,890,471.72

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.