Home / 330,586,721.40-495,880,082.10-149,188,193.40

Finding the Fourth Proportional to 330,586,721.40, 495,880,082.10 and 149,188,193.40

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Solution

The fourth proportional to 330,586,721.40, 495,880,082.10 and 149,188,193.40 is: 223,782,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,586,721.40 : 495,880,082.10 = 149,188,193.40 : x
  2. Step 2: Convert to fraction form
    330,586,721.40/495,880,082.10 = 149,188,193.40/x
  3. Step 3: Cross multiply
    330,586,721.40x = 495,880,082.10 × 149,188,193.40
  4. Step 4: Simplify right side
    330,586,721.40x = 73,979,453,591,542,688
  5. Step 5: Solve for x
    x = 73,979,453,591,542,688/330,586,721.40
  6. Step 6: Final answer
    x = 223,782,290.10

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