Home / 330,245,082.72-495,370,627.62-100,214,177.40

Finding the Fourth Proportional to 330,245,082.72, 495,370,627.62 and 100,214,177.40

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Solution

The fourth proportional to 330,245,082.72, 495,370,627.62 and 100,214,177.40 is: 150,322,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,245,082.72 : 495,370,627.62 = 100,214,177.40 : x
  2. Step 2: Convert to fraction form
    330,245,082.72/495,370,627.62 = 100,214,177.40/x
  3. Step 3: Cross multiply
    330,245,082.72x = 495,370,627.62 × 100,214,177.40
  4. Step 4: Simplify right side
    330,245,082.72x = 49,643,159,955,060,024
  5. Step 5: Solve for x
    x = 49,643,159,955,060,024/330,245,082.72
  6. Step 6: Final answer
    x = 150,322,177.54

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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.