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Finding the Third Proportional to 918,864,456 and 2,016,263,928

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Solution

The third proportional to 918,864,456 and 2,016,263,928 is: 4,424,287,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,864,456 : 2,016,263,928 = 2,016,263,928 : x
  2. Step 2: Convert to fraction form
    918,864,456/2,016,263,928 = 2,016,263,928/x
  3. Step 3: Cross multiply
    918,864,456x = 2,016,263,928 × 2,016,263,928
  4. Step 4: Simplify right side
    918,864,456x = 4,065,320,227,353,989,120
  5. Step 5: Solve for x
    x = 4,065,320,227,353,989,120/918,864,456
  6. Step 6: Final answer
    x = 4,424,287,174.03

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.