Home / 104,372,382.15-144,029,941.32-57,965,625.42

Finding the Fourth Proportional to 104,372,382.15, 144,029,941.32 and 57,965,625.42

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Solution

The fourth proportional to 104,372,382.15, 144,029,941.32 and 57,965,625.42 is: 79,990,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,372,382.15 : 144,029,941.32 = 57,965,625.42 : x
  2. Step 2: Convert to fraction form
    104,372,382.15/144,029,941.32 = 57,965,625.42/x
  3. Step 3: Cross multiply
    104,372,382.15x = 144,029,941.32 × 57,965,625.42
  4. Step 4: Simplify right side
    104,372,382.15x = 8,348,785,627,819,700
  5. Step 5: Solve for x
    x = 8,348,785,627,819,700/104,372,382.15
  6. Step 6: Final answer
    x = 79,990,371.55

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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.