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Finding the Third Proportional to 67,132,431 and 103,664,219

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Solution

The third proportional to 67,132,431 and 103,664,219 is: 160,075,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,132,431 : 103,664,219 = 103,664,219 : x
  2. Step 2: Convert to fraction form
    67,132,431/103,664,219 = 103,664,219/x
  3. Step 3: Cross multiply
    67,132,431x = 103,664,219 × 103,664,219
  4. Step 4: Simplify right side
    67,132,431x = 10,746,270,300,879,960
  5. Step 5: Solve for x
    x = 10,746,270,300,879,960/67,132,431
  6. Step 6: Final answer
    x = 160,075,691.30

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.