Home / 437,284,924.23-655,928,631.56-126,417,846.97

Finding the Fourth Proportional to 437,284,924.23, 655,928,631.56 and 126,417,846.97

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Solution

The fourth proportional to 437,284,924.23, 655,928,631.56 and 126,417,846.97 is: 189,627,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,284,924.23 : 655,928,631.56 = 126,417,846.97 : x
  2. Step 2: Convert to fraction form
    437,284,924.23/655,928,631.56 = 126,417,846.97/x
  3. Step 3: Cross multiply
    437,284,924.23x = 655,928,631.56 × 126,417,846.97
  4. Step 4: Simplify right side
    437,284,924.23x = 82,921,085,367,793,584
  5. Step 5: Solve for x
    x = 82,921,085,367,793,584/437,284,924.23
  6. Step 6: Final answer
    x = 189,627,130.44

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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.