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Finding the Third Proportional to 127,926,618 and 196,510,941

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Solution

The third proportional to 127,926,618 and 196,510,941 is: 301,864,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,926,618 : 196,510,941 = 196,510,941 : x
  2. Step 2: Convert to fraction form
    127,926,618/196,510,941 = 196,510,941/x
  3. Step 3: Cross multiply
    127,926,618x = 196,510,941 × 196,510,941
  4. Step 4: Simplify right side
    127,926,618x = 38,616,549,932,705,480
  5. Step 5: Solve for x
    x = 38,616,549,932,705,480/127,926,618
  6. Step 6: Final answer
    x = 301,864,854.53

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.