Home / 199,432,964.25-306,353,451.38

Finding the Third Proportional to 199,432,964.25 and 306,353,451.38

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Solution

The third proportional to 199,432,964.25 and 306,353,451.38 is: 470,596,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,432,964.25 : 306,353,451.38 = 306,353,451.38 : x
  2. Step 2: Convert to fraction form
    199,432,964.25/306,353,451.38 = 306,353,451.38/x
  3. Step 3: Cross multiply
    199,432,964.25x = 306,353,451.38 × 306,353,451.38
  4. Step 4: Simplify right side
    199,432,964.25x = 93,852,437,169,374,496
  5. Step 5: Solve for x
    x = 93,852,437,169,374,496/199,432,964.25
  6. Step 6: Final answer
    x = 470,596,410.79

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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.