Home / 490,665,379.07-736,004,479.46-163,140,892.29

Finding the Fourth Proportional to 490,665,379.07, 736,004,479.46 and 163,140,892.29

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Solution

The fourth proportional to 490,665,379.07, 736,004,479.46 and 163,140,892.29 is: 244,713,469.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,665,379.07 : 736,004,479.46 = 163,140,892.29 : x
  2. Step 2: Convert to fraction form
    490,665,379.07/736,004,479.46 = 163,140,892.29/x
  3. Step 3: Cross multiply
    490,665,379.07x = 736,004,479.46 × 163,140,892.29
  4. Step 4: Simplify right side
    490,665,379.07x = 120,072,427,507,725,680
  5. Step 5: Solve for x
    x = 120,072,427,507,725,680/490,665,379.07
  6. Step 6: Final answer
    x = 244,713,469.97

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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.