Home / 384,141,087.43-576,303,299.25-125,356,789.15

Finding the Fourth Proportional to 384,141,087.43, 576,303,299.25 and 125,356,789.15

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Solution

The fourth proportional to 384,141,087.43, 576,303,299.25 and 125,356,789.15 is: 188,065,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,141,087.43 : 576,303,299.25 = 125,356,789.15 : x
  2. Step 2: Convert to fraction form
    384,141,087.43/576,303,299.25 = 125,356,789.15/x
  3. Step 3: Cross multiply
    384,141,087.43x = 576,303,299.25 × 125,356,789.15
  4. Step 4: Simplify right side
    384,141,087.43x = 72,243,531,170,531,600
  5. Step 5: Solve for x
    x = 72,243,531,170,531,600/384,141,087.43
  6. Step 6: Final answer
    x = 188,065,097.78

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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.