Home / 326,116,791-449,892,878.40-193,882,756.14

Finding the Fourth Proportional to 326,116,791, 449,892,878.40 and 193,882,756.14

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Solution

The fourth proportional to 326,116,791, 449,892,878.40 and 193,882,756.14 is: 267,470,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,116,791 : 449,892,878.40 = 193,882,756.14 : x
  2. Step 2: Convert to fraction form
    326,116,791/449,892,878.40 = 193,882,756.14/x
  3. Step 3: Cross multiply
    326,116,791x = 449,892,878.40 × 193,882,756.14
  4. Step 4: Simplify right side
    326,116,791x = 87,226,471,231,949,856
  5. Step 5: Solve for x
    x = 87,226,471,231,949,856/326,116,791
  6. Step 6: Final answer
    x = 267,470,040.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.