Home / 330,334,389.60-495,469,565.76-100,305,496.32

Finding the Fourth Proportional to 330,334,389.60, 495,469,565.76 and 100,305,496.32

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Solution

The fourth proportional to 330,334,389.60, 495,469,565.76 and 100,305,496.32 is: 150,448,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,334,389.60 : 495,469,565.76 = 100,305,496.32 : x
  2. Step 2: Convert to fraction form
    330,334,389.60/495,469,565.76 = 100,305,496.32/x
  3. Step 3: Cross multiply
    330,334,389.60x = 495,469,565.76 × 100,305,496.32
  4. Step 4: Simplify right side
    330,334,389.60x = 49,698,320,705,011,672
  5. Step 5: Solve for x
    x = 49,698,320,705,011,672/330,334,389.60
  6. Step 6: Final answer
    x = 150,448,522.07

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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.