Home / 158,861,533.08-219,246,667.38-96,172,171.95

Finding the Fourth Proportional to 158,861,533.08, 219,246,667.38 and 96,172,171.95

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Solution

The fourth proportional to 158,861,533.08, 219,246,667.38 and 96,172,171.95 is: 132,728,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,861,533.08 : 219,246,667.38 = 96,172,171.95 : x
  2. Step 2: Convert to fraction form
    158,861,533.08/219,246,667.38 = 96,172,171.95/x
  3. Step 3: Cross multiply
    158,861,533.08x = 219,246,667.38 × 96,172,171.95
  4. Step 4: Simplify right side
    158,861,533.08x = 21,085,428,194,733,816
  5. Step 5: Solve for x
    x = 21,085,428,194,733,816/158,861,533.08
  6. Step 6: Final answer
    x = 132,728,343.90

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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.