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Finding the Third Proportional to 66,800,352 and 103,432,773

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Solution

The third proportional to 66,800,352 and 103,432,773 is: 160,153,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,800,352 : 103,432,773 = 103,432,773 : x
  2. Step 2: Convert to fraction form
    66,800,352/103,432,773 = 103,432,773/x
  3. Step 3: Cross multiply
    66,800,352x = 103,432,773 × 103,432,773
  4. Step 4: Simplify right side
    66,800,352x = 10,698,338,530,469,528
  5. Step 5: Solve for x
    x = 10,698,338,530,469,528/66,800,352
  6. Step 6: Final answer
    x = 160,153,924.50

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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.