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Finding the Third Proportional to 84,930,160 and 185,756,724

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Solution

The third proportional to 84,930,160 and 185,756,724 is: 406,281,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,930,160 : 185,756,724 = 185,756,724 : x
  2. Step 2: Convert to fraction form
    84,930,160/185,756,724 = 185,756,724/x
  3. Step 3: Cross multiply
    84,930,160x = 185,756,724 × 185,756,724
  4. Step 4: Simplify right side
    84,930,160x = 34,505,560,511,212,176
  5. Step 5: Solve for x
    x = 34,505,560,511,212,176/84,930,160
  6. Step 6: Final answer
    x = 406,281,590.79

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.