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Finding the Third Proportional to 118,908,618 and 173,774,799

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Solution

The third proportional to 118,908,618 and 173,774,799 is: 253,957,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,908,618 : 173,774,799 = 173,774,799 : x
  2. Step 2: Convert to fraction form
    118,908,618/173,774,799 = 173,774,799/x
  3. Step 3: Cross multiply
    118,908,618x = 173,774,799 × 173,774,799
  4. Step 4: Simplify right side
    118,908,618x = 30,197,680,767,490,400
  5. Step 5: Solve for x
    x = 30,197,680,767,490,400/118,908,618
  6. Step 6: Final answer
    x = 253,957,040.92

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.