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Finding the Third Proportional to 36,147,968 and 79,574,272

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Solution

The third proportional to 36,147,968 and 79,574,272 is: 175,170,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147,968 : 79,574,272 = 79,574,272 : x
  2. Step 2: Convert to fraction form
    36,147,968/79,574,272 = 79,574,272/x
  3. Step 3: Cross multiply
    36,147,968x = 79,574,272 × 79,574,272
  4. Step 4: Simplify right side
    36,147,968x = 6,332,064,764,329,984
  5. Step 5: Solve for x
    x = 6,332,064,764,329,984/36,147,968
  6. Step 6: Final answer
    x = 175,170,697.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.