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Finding the Third Proportional to 79,112,428 and 164,288,191

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Solution

The third proportional to 79,112,428 and 164,288,191 is: 341,167,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,112,428 : 164,288,191 = 164,288,191 : x
  2. Step 2: Convert to fraction form
    79,112,428/164,288,191 = 164,288,191/x
  3. Step 3: Cross multiply
    79,112,428x = 164,288,191 × 164,288,191
  4. Step 4: Simplify right side
    79,112,428x = 26,990,609,702,052,480
  5. Step 5: Solve for x
    x = 26,990,609,702,052,480/79,112,428
  6. Step 6: Final answer
    x = 341,167,758.14

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.