Home / 344,420,467.92-475,303,955.40-187,786,296.72

Finding the Fourth Proportional to 344,420,467.92, 475,303,955.40 and 187,786,296.72

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Solution

The fourth proportional to 344,420,467.92, 475,303,955.40 and 187,786,296.72 is: 259,147,112.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,420,467.92 : 475,303,955.40 = 187,786,296.72 : x
  2. Step 2: Convert to fraction form
    344,420,467.92/475,303,955.40 = 187,786,296.72/x
  3. Step 3: Cross multiply
    344,420,467.92x = 475,303,955.40 × 187,786,296.72
  4. Step 4: Simplify right side
    344,420,467.92x = 89,255,569,600,934,048
  5. Step 5: Solve for x
    x = 89,255,569,600,934,048/344,420,467.92
  6. Step 6: Final answer
    x = 259,147,112.07

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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.