Home / 541,826,878.04-747,783,120.64-303,736,368.33

Finding the Fourth Proportional to 541,826,878.04, 747,783,120.64 and 303,736,368.33

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Solution

The fourth proportional to 541,826,878.04, 747,783,120.64 and 303,736,368.33 is: 419,190,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,826,878.04 : 747,783,120.64 = 303,736,368.33 : x
  2. Step 2: Convert to fraction form
    541,826,878.04/747,783,120.64 = 303,736,368.33/x
  3. Step 3: Cross multiply
    541,826,878.04x = 747,783,120.64 × 303,736,368.33
  4. Step 4: Simplify right side
    541,826,878.04x = 227,128,929,361,667,840
  5. Step 5: Solve for x
    x = 227,128,929,361,667,840/541,826,878.04
  6. Step 6: Final answer
    x = 419,190,960.37

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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.