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Finding the Third Proportional to 150,812,432 and 328,497,856

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Solution

The third proportional to 150,812,432 and 328,497,856 is: 715,530,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,812,432 : 328,497,856 = 328,497,856 : x
  2. Step 2: Convert to fraction form
    150,812,432/328,497,856 = 328,497,856/x
  3. Step 3: Cross multiply
    150,812,432x = 328,497,856 × 328,497,856
  4. Step 4: Simplify right side
    150,812,432x = 107,910,841,396,596,736
  5. Step 5: Solve for x
    x = 107,910,841,396,596,736/150,812,432
  6. Step 6: Final answer
    x = 715,530,145.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.