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Finding the Third Proportional to 73,615,068 and 159,498,640

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Solution

The third proportional to 73,615,068 and 159,498,640 is: 345,578,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,615,068 : 159,498,640 = 159,498,640 : x
  2. Step 2: Convert to fraction form
    73,615,068/159,498,640 = 159,498,640/x
  3. Step 3: Cross multiply
    73,615,068x = 159,498,640 × 159,498,640
  4. Step 4: Simplify right side
    73,615,068x = 25,439,816,161,849,600
  5. Step 5: Solve for x
    x = 25,439,816,161,849,600/73,615,068
  6. Step 6: Final answer
    x = 345,578,926.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.