Home / 115,909,336.10-173,864,004.15-107,150,449.70

Finding the Fourth Proportional to 115,909,336.10, 173,864,004.15 and 107,150,449.70

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Solution

The fourth proportional to 115,909,336.10, 173,864,004.15 and 107,150,449.70 is: 160,725,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,909,336.10 : 173,864,004.15 = 107,150,449.70 : x
  2. Step 2: Convert to fraction form
    115,909,336.10/173,864,004.15 = 107,150,449.70/x
  3. Step 3: Cross multiply
    115,909,336.10x = 173,864,004.15 × 107,150,449.70
  4. Step 4: Simplify right side
    115,909,336.10x = 18,629,606,231,315,168
  5. Step 5: Solve for x
    x = 18,629,606,231,315,168/115,909,336.10
  6. Step 6: Final answer
    x = 160,725,674.55

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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.