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Finding the Third Proportional to 64,480,045 and 136,237,850

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Solution

The third proportional to 64,480,045 and 136,237,850 is: 287,852,649.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,480,045 : 136,237,850 = 136,237,850 : x
  2. Step 2: Convert to fraction form
    64,480,045/136,237,850 = 136,237,850/x
  3. Step 3: Cross multiply
    64,480,045x = 136,237,850 × 136,237,850
  4. Step 4: Simplify right side
    64,480,045x = 18,560,751,772,622,500
  5. Step 5: Solve for x
    x = 18,560,751,772,622,500/64,480,045
  6. Step 6: Final answer
    x = 287,852,649.18

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.