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Finding the Third Proportional to 64,602,992 and 99,299,273

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Solution

The third proportional to 64,602,992 and 99,299,273 is: 152,629,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,602,992 : 99,299,273 = 99,299,273 : x
  2. Step 2: Convert to fraction form
    64,602,992/99,299,273 = 99,299,273/x
  3. Step 3: Cross multiply
    64,602,992x = 99,299,273 × 99,299,273
  4. Step 4: Simplify right side
    64,602,992x = 9,860,345,618,328,528
  5. Step 5: Solve for x
    x = 9,860,345,618,328,528/64,602,992
  6. Step 6: Final answer
    x = 152,629,859.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.