Home / 330,898,440.20-496,347,660.30-100,867,155.80

Finding the Fourth Proportional to 330,898,440.20, 496,347,660.30 and 100,867,155.80

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Solution

The fourth proportional to 330,898,440.20, 496,347,660.30 and 100,867,155.80 is: 151,300,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,898,440.20 : 496,347,660.30 = 100,867,155.80 : x
  2. Step 2: Convert to fraction form
    330,898,440.20/496,347,660.30 = 100,867,155.80/x
  3. Step 3: Cross multiply
    330,898,440.20x = 496,347,660.30 × 100,867,155.80
  4. Step 4: Simplify right side
    330,898,440.20x = 50,065,176,782,445,576
  5. Step 5: Solve for x
    x = 50,065,176,782,445,576/330,898,440.20
  6. Step 6: Final answer
    x = 151,300,733.70

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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.