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Finding the Third Proportional to 161,918,424 and 250,444,332

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Solution

The third proportional to 161,918,424 and 250,444,332 is: 387,370,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,918,424 : 250,444,332 = 250,444,332 : x
  2. Step 2: Convert to fraction form
    161,918,424/250,444,332 = 250,444,332/x
  3. Step 3: Cross multiply
    161,918,424x = 250,444,332 × 250,444,332
  4. Step 4: Simplify right side
    161,918,424x = 62,722,363,430,926,224
  5. Step 5: Solve for x
    x = 62,722,363,430,926,224/161,918,424
  6. Step 6: Final answer
    x = 387,370,145.30

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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.