Home / 156,311,782.40-234,171,723.18-104,339,673.80

Finding the Fourth Proportional to 156,311,782.40, 234,171,723.18 and 104,339,673.80

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Solution

The fourth proportional to 156,311,782.40, 234,171,723.18 and 104,339,673.80 is: 156,311,960.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,311,782.40 : 234,171,723.18 = 104,339,673.80 : x
  2. Step 2: Convert to fraction form
    156,311,782.40/234,171,723.18 = 104,339,673.80/x
  3. Step 3: Cross multiply
    156,311,782.40x = 234,171,723.18 × 104,339,673.80
  4. Step 4: Simplify right side
    156,311,782.40x = 24,433,401,209,785,100
  5. Step 5: Solve for x
    x = 24,433,401,209,785,100/156,311,782.40
  6. Step 6: Final answer
    x = 156,311,960.84

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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.