Home / 159,004,528.35-219,423,102.52-88,438,620.61

Finding the Fourth Proportional to 159,004,528.35, 219,423,102.52 and 88,438,620.61

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Solution

The fourth proportional to 159,004,528.35, 219,423,102.52 and 88,438,620.61 is: 122,043,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,004,528.35 : 219,423,102.52 = 88,438,620.61 : x
  2. Step 2: Convert to fraction form
    159,004,528.35/219,423,102.52 = 88,438,620.61/x
  3. Step 3: Cross multiply
    159,004,528.35x = 219,423,102.52 × 88,438,620.61
  4. Step 4: Simplify right side
    159,004,528.35x = 19,405,476,516,835,416
  5. Step 5: Solve for x
    x = 19,405,476,516,835,416/159,004,528.35
  6. Step 6: Final answer
    x = 122,043,546.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.