Home / 542,166,187.72-748,194,015.54-294,647,593

Finding the Fourth Proportional to 542,166,187.72, 748,194,015.54 and 294,647,593

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Solution

The fourth proportional to 542,166,187.72, 748,194,015.54 and 294,647,593 is: 406,616,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,166,187.72 : 748,194,015.54 = 294,647,593 : x
  2. Step 2: Convert to fraction form
    542,166,187.72/748,194,015.54 = 294,647,593/x
  3. Step 3: Cross multiply
    542,166,187.72x = 748,194,015.54 × 294,647,593
  4. Step 4: Simplify right side
    542,166,187.72x = 220,453,565,775,865,568
  5. Step 5: Solve for x
    x = 220,453,565,775,865,568/542,166,187.72
  6. Step 6: Final answer
    x = 406,616,219.84

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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.