Home / 199,336,585.20-299,088,858.60-108,525,346.80

Finding the Fourth Proportional to 199,336,585.20, 299,088,858.60 and 108,525,346.80

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Solution

The fourth proportional to 199,336,585.20, 299,088,858.60 and 108,525,346.80 is: 162,833,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,336,585.20 : 299,088,858.60 = 108,525,346.80 : x
  2. Step 2: Convert to fraction form
    199,336,585.20/299,088,858.60 = 108,525,346.80/x
  3. Step 3: Cross multiply
    199,336,585.20x = 299,088,858.60 × 108,525,346.80
  4. Step 4: Simplify right side
    199,336,585.20x = 32,458,722,103,581,164
  5. Step 5: Solve for x
    x = 32,458,722,103,581,164/199,336,585.20
  6. Step 6: Final answer
    x = 162,833,742.09

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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.