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Finding the Third Proportional to 30,599,259 and 66,581,958

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Solution

The third proportional to 30,599,259 and 66,581,958 is: 144,877,924.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599,259 : 66,581,958 = 66,581,958 : x
  2. Step 2: Convert to fraction form
    30,599,259/66,581,958 = 66,581,958/x
  3. Step 3: Cross multiply
    30,599,259x = 66,581,958 × 66,581,958
  4. Step 4: Simplify right side
    30,599,259x = 4,433,157,131,113,764
  5. Step 5: Solve for x
    x = 4,433,157,131,113,764/30,599,259
  6. Step 6: Final answer
    x = 144,877,924.37

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.