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Finding the Third Proportional to 154,175,254 and 238,866,081

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Solution

The third proportional to 154,175,254 and 238,866,081 is: 370,078,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,175,254 : 238,866,081 = 238,866,081 : x
  2. Step 2: Convert to fraction form
    154,175,254/238,866,081 = 238,866,081/x
  3. Step 3: Cross multiply
    154,175,254x = 238,866,081 × 238,866,081
  4. Step 4: Simplify right side
    154,175,254x = 57,057,004,652,298,560
  5. Step 5: Solve for x
    x = 57,057,004,652,298,560/154,175,254
  6. Step 6: Final answer
    x = 370,078,875.64

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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.