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Finding the Third Proportional to 64,325,138.50 and 99,393,003

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Solution

The third proportional to 64,325,138.50 and 99,393,003 is: 153,578,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,325,138.50 : 99,393,003 = 99,393,003 : x
  2. Step 2: Convert to fraction form
    64,325,138.50/99,393,003 = 99,393,003/x
  3. Step 3: Cross multiply
    64,325,138.50x = 99,393,003 × 99,393,003
  4. Step 4: Simplify right side
    64,325,138.50x = 9,878,969,045,358,008
  5. Step 5: Solve for x
    x = 9,878,969,045,358,008/64,325,138.50
  6. Step 6: Final answer
    x = 153,578,667.31

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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.