Home / 117,150,935.52-175,724,447.22-28,520,440.86

Finding the Fourth Proportional to 117,150,935.52, 175,724,447.22 and 28,520,440.86

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Solution

The fourth proportional to 117,150,935.52, 175,724,447.22 and 28,520,440.86 is: 42,780,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,150,935.52 : 175,724,447.22 = 28,520,440.86 : x
  2. Step 2: Convert to fraction form
    117,150,935.52/175,724,447.22 = 28,520,440.86/x
  3. Step 3: Cross multiply
    117,150,935.52x = 175,724,447.22 × 28,520,440.86
  4. Step 4: Simplify right side
    117,150,935.52x = 5,011,738,704,594,201
  5. Step 5: Solve for x
    x = 5,011,738,704,594,201/117,150,935.52
  6. Step 6: Final answer
    x = 42,780,185.09

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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.