Home / 179,971,863.61-268,778,455.66

Finding the Third Proportional to 179,971,863.61 and 268,778,455.66

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Solution

The third proportional to 179,971,863.61 and 268,778,455.66 is: 401,406,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,971,863.61 : 268,778,455.66 = 268,778,455.66 : x
  2. Step 2: Convert to fraction form
    179,971,863.61/268,778,455.66 = 268,778,455.66/x
  3. Step 3: Cross multiply
    179,971,863.61x = 268,778,455.66 × 268,778,455.66
  4. Step 4: Simplify right side
    179,971,863.61x = 72,241,858,229,162,448
  5. Step 5: Solve for x
    x = 72,241,858,229,162,448/179,971,863.61
  6. Step 6: Final answer
    x = 401,406,401.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.