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Finding the Third Proportional to 40,348,820 and 83,568,656

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Solution

The third proportional to 40,348,820 and 83,568,656 is: 173,083,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,348,820 : 83,568,656 = 83,568,656 : x
  2. Step 2: Convert to fraction form
    40,348,820/83,568,656 = 83,568,656/x
  3. Step 3: Cross multiply
    40,348,820x = 83,568,656 × 83,568,656
  4. Step 4: Simplify right side
    40,348,820x = 6,983,720,265,646,336
  5. Step 5: Solve for x
    x = 6,983,720,265,646,336/40,348,820
  6. Step 6: Final answer
    x = 173,083,630.84

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.