Home / 104,372,356.89-144,029,906.55-57,965,600.18

Finding the Fourth Proportional to 104,372,356.89, 144,029,906.55 and 57,965,600.18

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Solution

The fourth proportional to 104,372,356.89, 144,029,906.55 and 57,965,600.18 is: 79,990,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,372,356.89 : 144,029,906.55 = 57,965,600.18 : x
  2. Step 2: Convert to fraction form
    104,372,356.89/144,029,906.55 = 57,965,600.18/x
  3. Step 3: Cross multiply
    104,372,356.89x = 144,029,906.55 × 57,965,600.18
  4. Step 4: Simplify right side
    104,372,356.89x = 8,348,779,976,319,914
  5. Step 5: Solve for x
    x = 8,348,779,976,319,914/104,372,356.89
  6. Step 6: Final answer
    x = 79,990,336.76

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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.