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Finding the Third Proportional to 25,135,485 and 54,238,871

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Solution

The third proportional to 25,135,485 and 54,238,871 is: 117,039,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135,485 : 54,238,871 = 54,238,871 : x
  2. Step 2: Convert to fraction form
    25,135,485/54,238,871 = 54,238,871/x
  3. Step 3: Cross multiply
    25,135,485x = 54,238,871 × 54,238,871
  4. Step 4: Simplify right side
    25,135,485x = 2,941,855,127,354,641
  5. Step 5: Solve for x
    x = 2,941,855,127,354,641/25,135,485
  6. Step 6: Final answer
    x = 117,039,918.96

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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.