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Finding the Third Proportional to 25,719,949 and 55,478,133

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Solution

The third proportional to 25,719,949 and 55,478,133 is: 119,666,770.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,719,949 : 55,478,133 = 55,478,133 : x
  2. Step 2: Convert to fraction form
    25,719,949/55,478,133 = 55,478,133/x
  3. Step 3: Cross multiply
    25,719,949x = 55,478,133 × 55,478,133
  4. Step 4: Simplify right side
    25,719,949x = 3,077,823,241,165,689
  5. Step 5: Solve for x
    x = 3,077,823,241,165,689/25,719,949
  6. Step 6: Final answer
    x = 119,666,770.77

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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.