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Finding the Third Proportional to 39,025,924 and 81,148,639

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Solution

The third proportional to 39,025,924 and 81,148,639 is: 168,736,597.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,025,924 : 81,148,639 = 81,148,639 : x
  2. Step 2: Convert to fraction form
    39,025,924/81,148,639 = 81,148,639/x
  3. Step 3: Cross multiply
    39,025,924x = 81,148,639 × 81,148,639
  4. Step 4: Simplify right side
    39,025,924x = 6,585,101,611,552,321
  5. Step 5: Solve for x
    x = 6,585,101,611,552,321/39,025,924
  6. Step 6: Final answer
    x = 168,736,597.03

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.