Home / 100,204,323.94-138,279,620.37-58,953,868.66

Finding the Fourth Proportional to 100,204,323.94, 138,279,620.37 and 58,953,868.66

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Solution

The fourth proportional to 100,204,323.94, 138,279,620.37 and 58,953,868.66 is: 81,354,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,204,323.94 : 138,279,620.37 = 58,953,868.66 : x
  2. Step 2: Convert to fraction form
    100,204,323.94/138,279,620.37 = 58,953,868.66/x
  3. Step 3: Cross multiply
    100,204,323.94x = 138,279,620.37 × 58,953,868.66
  4. Step 4: Simplify right side
    100,204,323.94x = 8,152,118,577,647,640
  5. Step 5: Solve for x
    x = 8,152,118,577,647,640/100,204,323.94
  6. Step 6: Final answer
    x = 81,354,958.12

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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.