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Finding the Third Proportional to 55,292,028 and 119,784,631

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Solution

The third proportional to 55,292,028 and 119,784,631 is: 259,501,384.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,292,028 : 119,784,631 = 119,784,631 : x
  2. Step 2: Convert to fraction form
    55,292,028/119,784,631 = 119,784,631/x
  3. Step 3: Cross multiply
    55,292,028x = 119,784,631 × 119,784,631
  4. Step 4: Simplify right side
    55,292,028x = 14,348,357,823,806,160
  5. Step 5: Solve for x
    x = 14,348,357,823,806,160/55,292,028
  6. Step 6: Final answer
    x = 259,501,384.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.