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Finding the Third Proportional to 70,023,940 and 112,508,982

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Solution

The third proportional to 70,023,940 and 112,508,982 is: 180,770,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,023,940 : 112,508,982 = 112,508,982 : x
  2. Step 2: Convert to fraction form
    70,023,940/112,508,982 = 112,508,982/x
  3. Step 3: Cross multiply
    70,023,940x = 112,508,982 × 112,508,982
  4. Step 4: Simplify right side
    70,023,940x = 12,658,271,030,676,324
  5. Step 5: Solve for x
    x = 12,658,271,030,676,324/70,023,940
  6. Step 6: Final answer
    x = 180,770,619.74

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.