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Finding the Third Proportional to 70,528,687 and 108,937,371

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Solution

The third proportional to 70,528,687 and 108,937,371 is: 168,262,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,528,687 : 108,937,371 = 108,937,371 : x
  2. Step 2: Convert to fraction form
    70,528,687/108,937,371 = 108,937,371/x
  3. Step 3: Cross multiply
    70,528,687x = 108,937,371 × 108,937,371
  4. Step 4: Simplify right side
    70,528,687x = 11,867,350,800,391,640
  5. Step 5: Solve for x
    x = 11,867,350,800,391,640/70,528,687
  6. Step 6: Final answer
    x = 168,262,749.60

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.