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Finding the Third Proportional to 60,012,048 and 128,969,952

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Solution

The third proportional to 60,012,048 and 128,969,952 is: 277,165,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012,048 : 128,969,952 = 128,969,952 : x
  2. Step 2: Convert to fraction form
    60,012,048/128,969,952 = 128,969,952/x
  3. Step 3: Cross multiply
    60,012,048x = 128,969,952 × 128,969,952
  4. Step 4: Simplify right side
    60,012,048x = 16,633,248,518,882,304
  5. Step 5: Solve for x
    x = 16,633,248,518,882,304/60,012,048
  6. Step 6: Final answer
    x = 277,165,153.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.