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Finding the Third Proportional to 39,695,400 and 85,473,260

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Solution

The third proportional to 39,695,400 and 85,473,260 is: 184,043,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,695,400 : 85,473,260 = 85,473,260 : x
  2. Step 2: Convert to fraction form
    39,695,400/85,473,260 = 85,473,260/x
  3. Step 3: Cross multiply
    39,695,400x = 85,473,260 × 85,473,260
  4. Step 4: Simplify right side
    39,695,400x = 7,305,678,175,027,600
  5. Step 5: Solve for x
    x = 7,305,678,175,027,600/39,695,400
  6. Step 6: Final answer
    x = 184,043,445.21

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.