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Finding the Third Proportional to 64,603,221 and 99,299,614.50

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Solution

The third proportional to 64,603,221 and 99,299,614.50 is: 152,630,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,603,221 : 99,299,614.50 = 99,299,614.50 : x
  2. Step 2: Convert to fraction form
    64,603,221/99,299,614.50 = 99,299,614.50/x
  3. Step 3: Cross multiply
    64,603,221x = 99,299,614.50 × 99,299,614.50
  4. Step 4: Simplify right side
    64,603,221x = 9,860,413,439,848,610
  5. Step 5: Solve for x
    x = 9,860,413,439,848,610/64,603,221
  6. Step 6: Final answer
    x = 152,630,368.69

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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.