Home / 100,368,270.89-150,553,444.97-30,339,081.09

Finding the Fourth Proportional to 100,368,270.89, 150,553,444.97 and 30,339,081.09

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Solution

The fourth proportional to 100,368,270.89, 150,553,444.97 and 30,339,081.09 is: 45,508,935.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368,270.89 : 150,553,444.97 = 30,339,081.09 : x
  2. Step 2: Convert to fraction form
    100,368,270.89/150,553,444.97 = 30,339,081.09/x
  3. Step 3: Cross multiply
    100,368,270.89x = 150,553,444.97 × 30,339,081.09
  4. Step 4: Simplify right side
    100,368,270.89x = 4,567,653,174,889,700
  5. Step 5: Solve for x
    x = 4,567,653,174,889,700/100,368,270.89
  6. Step 6: Final answer
    x = 45,508,935.59

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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.