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Finding the Third Proportional to 251,748,000 and 388,802,160

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Solution

The third proportional to 251,748,000 and 388,802,160 is: 600,469,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,748,000 : 388,802,160 = 388,802,160 : x
  2. Step 2: Convert to fraction form
    251,748,000/388,802,160 = 388,802,160/x
  3. Step 3: Cross multiply
    251,748,000x = 388,802,160 × 388,802,160
  4. Step 4: Simplify right side
    251,748,000x = 151,167,119,620,665,600
  5. Step 5: Solve for x
    x = 151,167,119,620,665,600/251,748,000
  6. Step 6: Final answer
    x = 600,469,992.30

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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.