Home / 239,286,628.48-358,929,901.72-75,639,263.24

Finding the Fourth Proportional to 239,286,628.48, 358,929,901.72 and 75,639,263.24

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Solution

The fourth proportional to 239,286,628.48, 358,929,901.72 and 75,639,263.24 is: 113,458,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,286,628.48 : 358,929,901.72 = 75,639,263.24 : x
  2. Step 2: Convert to fraction form
    239,286,628.48/358,929,901.72 = 75,639,263.24/x
  3. Step 3: Cross multiply
    239,286,628.48x = 358,929,901.72 × 75,639,263.24
  4. Step 4: Simplify right side
    239,286,628.48x = 27,149,193,320,906,408
  5. Step 5: Solve for x
    x = 27,149,193,320,906,408/239,286,628.48
  6. Step 6: Final answer
    x = 113,458,881.90

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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.