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Finding the Third Proportional to 251,748,702 and 388,803,001

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Solution

The third proportional to 251,748,702 and 388,803,001 is: 600,470,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,748,702 : 388,803,001 = 388,803,001 : x
  2. Step 2: Convert to fraction form
    251,748,702/388,803,001 = 388,803,001/x
  3. Step 3: Cross multiply
    251,748,702x = 388,803,001 × 388,803,001
  4. Step 4: Simplify right side
    251,748,702x = 151,167,773,586,606,016
  5. Step 5: Solve for x
    x = 151,167,773,586,606,016/251,748,702
  6. Step 6: Final answer
    x = 600,470,915.58

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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.