Home / 345,133,750.50-485,456,591.25

Finding the Third Proportional to 345,133,750.50 and 485,456,591.25

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Solution

The third proportional to 345,133,750.50 and 485,456,591.25 is: 682,831,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,133,750.50 : 485,456,591.25 = 485,456,591.25 : x
  2. Step 2: Convert to fraction form
    345,133,750.50/485,456,591.25 = 485,456,591.25/x
  3. Step 3: Cross multiply
    345,133,750.50x = 485,456,591.25 × 485,456,591.25
  4. Step 4: Simplify right side
    345,133,750.50x = 235,668,101,988,069,568
  5. Step 5: Solve for x
    x = 235,668,101,988,069,568/345,133,750.50
  6. Step 6: Final answer
    x = 682,831,226.00

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.