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Finding the Third Proportional to 64,603,008 and 99,299,280

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Solution

The third proportional to 64,603,008 and 99,299,280 is: 152,629,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,603,008 : 99,299,280 = 99,299,280 : x
  2. Step 2: Convert to fraction form
    64,603,008/99,299,280 = 99,299,280/x
  3. Step 3: Cross multiply
    64,603,008x = 99,299,280 × 99,299,280
  4. Step 4: Simplify right side
    64,603,008x = 9,860,347,008,518,400
  5. Step 5: Solve for x
    x = 9,860,347,008,518,400/64,603,008
  6. Step 6: Final answer
    x = 152,629,843.62

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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.