Home / 107,840,246.10-161,760,369.15-82,331,078.10

Finding the Fourth Proportional to 107,840,246.10, 161,760,369.15 and 82,331,078.10

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Solution

The fourth proportional to 107,840,246.10, 161,760,369.15 and 82,331,078.10 is: 123,496,617.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,840,246.10 : 161,760,369.15 = 82,331,078.10 : x
  2. Step 2: Convert to fraction form
    107,840,246.10/161,760,369.15 = 82,331,078.10/x
  3. Step 3: Cross multiply
    107,840,246.10x = 161,760,369.15 × 82,331,078.10
  4. Step 4: Simplify right side
    107,840,246.10x = 13,317,905,585,973,480
  5. Step 5: Solve for x
    x = 13,317,905,585,973,480/107,840,246.10
  6. Step 6: Final answer
    x = 123,496,617.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.