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Finding the Third Proportional to 115,533,639 and 179,470,719

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Solution

The third proportional to 115,533,639 and 179,470,719 is: 278,791,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,533,639 : 179,470,719 = 179,470,719 : x
  2. Step 2: Convert to fraction form
    115,533,639/179,470,719 = 179,470,719/x
  3. Step 3: Cross multiply
    115,533,639x = 179,470,719 × 179,470,719
  4. Step 4: Simplify right side
    115,533,639x = 32,209,738,978,376,960
  5. Step 5: Solve for x
    x = 32,209,738,978,376,960/115,533,639
  6. Step 6: Final answer
    x = 278,791,001.97

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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.