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Finding the Third Proportional to 157,711,199 and 345,153,206

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Solution

The third proportional to 157,711,199 and 345,153,206 is: 755,372,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,711,199 : 345,153,206 = 345,153,206 : x
  2. Step 2: Convert to fraction form
    157,711,199/345,153,206 = 345,153,206/x
  3. Step 3: Cross multiply
    157,711,199x = 345,153,206 × 345,153,206
  4. Step 4: Simplify right side
    157,711,199x = 119,130,735,612,078,432
  5. Step 5: Solve for x
    x = 119,130,735,612,078,432/157,711,199
  6. Step 6: Final answer
    x = 755,372,708.90

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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.