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Finding the Third Proportional to 220,911,334 and 480,608,581

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Solution

The third proportional to 220,911,334 and 480,608,581 is: 1,045,598,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,911,334 : 480,608,581 = 480,608,581 : x
  2. Step 2: Convert to fraction form
    220,911,334/480,608,581 = 480,608,581/x
  3. Step 3: Cross multiply
    220,911,334x = 480,608,581 × 480,608,581
  4. Step 4: Simplify right side
    220,911,334x = 230,984,608,130,833,568
  5. Step 5: Solve for x
    x = 230,984,608,130,833,568/220,911,334
  6. Step 6: Final answer
    x = 1,045,598,720.30

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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.