Home / 129,347,835.75-193,974,257.25

Finding the Third Proportional to 129,347,835.75 and 193,974,257.25

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Solution

The third proportional to 129,347,835.75 and 193,974,257.25 is: 290,890,158.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,347,835.75 : 193,974,257.25 = 193,974,257.25 : x
  2. Step 2: Convert to fraction form
    129,347,835.75/193,974,257.25 = 193,974,257.25/x
  3. Step 3: Cross multiply
    129,347,835.75x = 193,974,257.25 × 193,974,257.25
  4. Step 4: Simplify right side
    129,347,835.75x = 37,626,012,475,689,176
  5. Step 5: Solve for x
    x = 37,626,012,475,689,176/129,347,835.75
  6. Step 6: Final answer
    x = 290,890,158.75

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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.