Home / 189,396,467.20-284,094,700.80-108,550,950.40

Finding the Fourth Proportional to 189,396,467.20, 284,094,700.80 and 108,550,950.40

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Solution

The fourth proportional to 189,396,467.20, 284,094,700.80 and 108,550,950.40 is: 162,826,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,396,467.20 : 284,094,700.80 = 108,550,950.40 : x
  2. Step 2: Convert to fraction form
    189,396,467.20/284,094,700.80 = 108,550,950.40/x
  3. Step 3: Cross multiply
    189,396,467.20x = 284,094,700.80 × 108,550,950.40
  4. Step 4: Simplify right side
    189,396,467.20x = 30,838,749,775,443,644
  5. Step 5: Solve for x
    x = 30,838,749,775,443,644/189,396,467.20
  6. Step 6: Final answer
    x = 162,826,425.60

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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.