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Finding the Third Proportional to 121,525,031 and 173,656,389

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Solution

The third proportional to 121,525,031 and 173,656,389 is: 248,150,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,525,031 : 173,656,389 = 173,656,389 : x
  2. Step 2: Convert to fraction form
    121,525,031/173,656,389 = 173,656,389/x
  3. Step 3: Cross multiply
    121,525,031x = 173,656,389 × 173,656,389
  4. Step 4: Simplify right side
    121,525,031x = 30,156,541,440,519,320
  5. Step 5: Solve for x
    x = 30,156,541,440,519,320/121,525,031
  6. Step 6: Final answer
    x = 248,150,864.00

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.