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Finding the Third Proportional to 77,307,606 and 165,681,568.50

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Solution

The third proportional to 77,307,606 and 165,681,568.50 is: 355,079,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,307,606 : 165,681,568.50 = 165,681,568.50 : x
  2. Step 2: Convert to fraction form
    77,307,606/165,681,568.50 = 165,681,568.50/x
  3. Step 3: Cross multiply
    77,307,606x = 165,681,568.50 × 165,681,568.50
  4. Step 4: Simplify right side
    77,307,606x = 27,450,382,140,620,192
  5. Step 5: Solve for x
    x = 27,450,382,140,620,192/77,307,606
  6. Step 6: Final answer
    x = 355,079,966.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.