Home / 330,586,722.40-495,880,083.60-149,188,194.40

Finding the Fourth Proportional to 330,586,722.40, 495,880,083.60 and 149,188,194.40

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Solution

The fourth proportional to 330,586,722.40, 495,880,083.60 and 149,188,194.40 is: 223,782,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,586,722.40 : 495,880,083.60 = 149,188,194.40 : x
  2. Step 2: Convert to fraction form
    330,586,722.40/495,880,083.60 = 149,188,194.40/x
  3. Step 3: Cross multiply
    330,586,722.40x = 495,880,083.60 × 149,188,194.40
  4. Step 4: Simplify right side
    330,586,722.40x = 73,979,454,311,205,056
  5. Step 5: Solve for x
    x = 73,979,454,311,205,056/330,586,722.40
  6. Step 6: Final answer
    x = 223,782,291.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.