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Finding the Third Proportional to 79,768,158 and 173,512,476

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Solution

The third proportional to 79,768,158 and 173,512,476 is: 377,426,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,768,158 : 173,512,476 = 173,512,476 : x
  2. Step 2: Convert to fraction form
    79,768,158/173,512,476 = 173,512,476/x
  3. Step 3: Cross multiply
    79,768,158x = 173,512,476 × 173,512,476
  4. Step 4: Simplify right side
    79,768,158x = 30,106,579,327,650,576
  5. Step 5: Solve for x
    x = 30,106,579,327,650,576/79,768,158
  6. Step 6: Final answer
    x = 377,426,031.67

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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.