Home / 65,220,501.38-142,160,406.75

Finding the Third Proportional to 65,220,501.38 and 142,160,406.75

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Solution

The third proportional to 65,220,501.38 and 142,160,406.75 is: 309,865,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220,501.38 : 142,160,406.75 = 142,160,406.75 : x
  2. Step 2: Convert to fraction form
    65,220,501.38/142,160,406.75 = 142,160,406.75/x
  3. Step 3: Cross multiply
    65,220,501.38x = 142,160,406.75 × 142,160,406.75
  4. Step 4: Simplify right side
    65,220,501.38x = 20,209,581,247,325,444
  5. Step 5: Solve for x
    x = 20,209,581,247,325,444/65,220,501.38
  6. Step 6: Final answer
    x = 309,865,469.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.