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Finding the Third Proportional to 55,369,523 and 121,159,993

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Solution

The third proportional to 55,369,523 and 121,159,993 is: 265,123,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,369,523 : 121,159,993 = 121,159,993 : x
  2. Step 2: Convert to fraction form
    55,369,523/121,159,993 = 121,159,993/x
  3. Step 3: Cross multiply
    55,369,523x = 121,159,993 × 121,159,993
  4. Step 4: Simplify right side
    55,369,523x = 14,679,743,903,760,048
  5. Step 5: Solve for x
    x = 14,679,743,903,760,048/55,369,523
  6. Step 6: Final answer
    x = 265,123,178.03

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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.