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Finding the Third Proportional to 64,884,276 and 100,433,037

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Solution

The third proportional to 64,884,276 and 100,433,037 is: 155,458,233.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,884,276 : 100,433,037 = 100,433,037 : x
  2. Step 2: Convert to fraction form
    64,884,276/100,433,037 = 100,433,037/x
  3. Step 3: Cross multiply
    64,884,276x = 100,433,037 × 100,433,037
  4. Step 4: Simplify right side
    64,884,276x = 10,086,794,921,043,368
  5. Step 5: Solve for x
    x = 10,086,794,921,043,368/64,884,276
  6. Step 6: Final answer
    x = 155,458,233.38

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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.