Home / 330,164,490.80-495,183,750.60-100,141,079.60

Finding the Fourth Proportional to 330,164,490.80, 495,183,750.60 and 100,141,079.60

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Solution

The fourth proportional to 330,164,490.80, 495,183,750.60 and 100,141,079.60 is: 150,192,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,164,490.80 : 495,183,750.60 = 100,141,079.60 : x
  2. Step 2: Convert to fraction form
    330,164,490.80/495,183,750.60 = 100,141,079.60/x
  3. Step 3: Cross multiply
    330,164,490.80x = 495,183,750.60 × 100,141,079.60
  4. Step 4: Simplify right side
    330,164,490.80x = 49,588,235,385,461,144
  5. Step 5: Solve for x
    x = 49,588,235,385,461,144/330,164,490.80
  6. Step 6: Final answer
    x = 150,192,515.45

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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.