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Finding the Third Proportional to 154,175,252 and 238,866,078

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Solution

The third proportional to 154,175,252 and 238,866,078 is: 370,078,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,175,252 : 238,866,078 = 238,866,078 : x
  2. Step 2: Convert to fraction form
    154,175,252/238,866,078 = 238,866,078/x
  3. Step 3: Cross multiply
    154,175,252x = 238,866,078 × 238,866,078
  4. Step 4: Simplify right side
    154,175,252x = 57,057,003,219,102,080
  5. Step 5: Solve for x
    x = 57,057,003,219,102,080/154,175,252
  6. Step 6: Final answer
    x = 370,078,871.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.