Home / 70,527,919.50-149,589,544.50

Finding the Third Proportional to 70,527,919.50 and 149,589,544.50

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Solution

The third proportional to 70,527,919.50 and 149,589,544.50 is: 317,279,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,527,919.50 : 149,589,544.50 = 149,589,544.50 : x
  2. Step 2: Convert to fraction form
    70,527,919.50/149,589,544.50 = 149,589,544.50/x
  3. Step 3: Cross multiply
    70,527,919.50x = 149,589,544.50 × 149,589,544.50
  4. Step 4: Simplify right side
    70,527,919.50x = 22,377,031,823,717,480
  5. Step 5: Solve for x
    x = 22,377,031,823,717,480/70,527,919.50
  6. Step 6: Final answer
    x = 317,279,057.46

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.