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Finding the Third Proportional to 25,256,788 and 54,555,178

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Solution

The third proportional to 25,256,788 and 54,555,178 is: 117,840,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256,788 : 54,555,178 = 54,555,178 : x
  2. Step 2: Convert to fraction form
    25,256,788/54,555,178 = 54,555,178/x
  3. Step 3: Cross multiply
    25,256,788x = 54,555,178 × 54,555,178
  4. Step 4: Simplify right side
    25,256,788x = 2,976,267,446,611,684
  5. Step 5: Solve for x
    x = 2,976,267,446,611,684/25,256,788
  6. Step 6: Final answer
    x = 117,840,298.88

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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.