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Finding the Third Proportional to 87,375,033 and 189,289,242

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Solution

The third proportional to 87,375,033 and 189,289,242 is: 410,076,149.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,375,033 : 189,289,242 = 189,289,242 : x
  2. Step 2: Convert to fraction form
    87,375,033/189,289,242 = 189,289,242/x
  3. Step 3: Cross multiply
    87,375,033x = 189,289,242 × 189,289,242
  4. Step 4: Simplify right side
    87,375,033x = 35,830,417,136,934,564
  5. Step 5: Solve for x
    x = 35,830,417,136,934,564/87,375,033
  6. Step 6: Final answer
    x = 410,076,149.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.