Home / 143,790,538.50-314,485,233.75

Finding the Third Proportional to 143,790,538.50 and 314,485,233.75

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Solution

The third proportional to 143,790,538.50 and 314,485,233.75 is: 687,812,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,790,538.50 : 314,485,233.75 = 314,485,233.75 : x
  2. Step 2: Convert to fraction form
    143,790,538.50/314,485,233.75 = 314,485,233.75/x
  3. Step 3: Cross multiply
    143,790,538.50x = 314,485,233.75 × 314,485,233.75
  4. Step 4: Simplify right side
    143,790,538.50x = 98,900,962,246,792,144
  5. Step 5: Solve for x
    x = 98,900,962,246,792,144/143,790,538.50
  6. Step 6: Final answer
    x = 687,812,725.92

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.