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Finding the Third Proportional to 67,553,248 and 136,986,255

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Solution

The third proportional to 67,553,248 and 136,986,255 is: 277,784,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,553,248 : 136,986,255 = 136,986,255 : x
  2. Step 2: Convert to fraction form
    67,553,248/136,986,255 = 136,986,255/x
  3. Step 3: Cross multiply
    67,553,248x = 136,986,255 × 136,986,255
  4. Step 4: Simplify right side
    67,553,248x = 18,765,234,058,925,024
  5. Step 5: Solve for x
    x = 18,765,234,058,925,024/67,553,248
  6. Step 6: Final answer
    x = 277,784,334.80

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.