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Finding the Third Proportional to 253,532,724 and 555,669,336

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Solution

The third proportional to 253,532,724 and 555,669,336 is: 1,217,864,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,532,724 : 555,669,336 = 555,669,336 : x
  2. Step 2: Convert to fraction form
    253,532,724/555,669,336 = 555,669,336/x
  3. Step 3: Cross multiply
    253,532,724x = 555,669,336 × 555,669,336
  4. Step 4: Simplify right side
    253,532,724x = 308,768,410,970,680,896
  5. Step 5: Solve for x
    x = 308,768,410,970,680,896/253,532,724
  6. Step 6: Final answer
    x = 1,217,864,132.48

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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.