Home / 71,938,145.75-158,225,198.50

Finding the Third Proportional to 71,938,145.75 and 158,225,198.50

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Solution

The third proportional to 71,938,145.75 and 158,225,198.50 is: 348,010,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,938,145.75 : 158,225,198.50 = 158,225,198.50 : x
  2. Step 2: Convert to fraction form
    71,938,145.75/158,225,198.50 = 158,225,198.50/x
  3. Step 3: Cross multiply
    71,938,145.75x = 158,225,198.50 × 158,225,198.50
  4. Step 4: Simplify right side
    71,938,145.75x = 25,035,213,440,364,404
  5. Step 5: Solve for x
    x = 25,035,213,440,364,404/71,938,145.75
  6. Step 6: Final answer
    x = 348,010,268.81

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.