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Finding the Third Proportional to 43,820,308 and 68,119,386

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Solution

The third proportional to 43,820,308 and 68,119,386 is: 105,892,700.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,820,308 : 68,119,386 = 68,119,386 : x
  2. Step 2: Convert to fraction form
    43,820,308/68,119,386 = 68,119,386/x
  3. Step 3: Cross multiply
    43,820,308x = 68,119,386 × 68,119,386
  4. Step 4: Simplify right side
    43,820,308x = 4,640,250,749,016,996
  5. Step 5: Solve for x
    x = 4,640,250,749,016,996/43,820,308
  6. Step 6: Final answer
    x = 105,892,700.46

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.