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Finding the Third Proportional to 179,602,776 and 387,945,647

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Solution

The third proportional to 179,602,776 and 387,945,647 is: 837,970,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,602,776 : 387,945,647 = 387,945,647 : x
  2. Step 2: Convert to fraction form
    179,602,776/387,945,647 = 387,945,647/x
  3. Step 3: Cross multiply
    179,602,776x = 387,945,647 × 387,945,647
  4. Step 4: Simplify right side
    179,602,776x = 150,501,825,026,248,608
  5. Step 5: Solve for x
    x = 150,501,825,026,248,608/179,602,776
  6. Step 6: Final answer
    x = 837,970,483.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.