Home / 199,027,099.20-298,673,359.20-112,765,339.20

Finding the Fourth Proportional to 199,027,099.20, 298,673,359.20 and 112,765,339.20

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Solution

The fourth proportional to 199,027,099.20, 298,673,359.20 and 112,765,339.20 is: 169,223,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,027,099.20 : 298,673,359.20 = 112,765,339.20 : x
  2. Step 2: Convert to fraction form
    199,027,099.20/298,673,359.20 = 112,765,339.20/x
  3. Step 3: Cross multiply
    199,027,099.20x = 298,673,359.20 × 112,765,339.20
  4. Step 4: Simplify right side
    199,027,099.20x = 33,680,002,660,191,440
  5. Step 5: Solve for x
    x = 33,680,002,660,191,440/199,027,099.20
  6. Step 6: Final answer
    x = 169,223,200.24

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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.