Home / 283,554,586.80-425,331,880.20-162,286,311.60

Finding the Fourth Proportional to 283,554,586.80, 425,331,880.20 and 162,286,311.60

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Solution

The fourth proportional to 283,554,586.80, 425,331,880.20 and 162,286,311.60 is: 243,429,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,554,586.80 : 425,331,880.20 = 162,286,311.60 : x
  2. Step 2: Convert to fraction form
    283,554,586.80/425,331,880.20 = 162,286,311.60/x
  3. Step 3: Cross multiply
    283,554,586.80x = 425,331,880.20 × 162,286,311.60
  4. Step 4: Simplify right side
    283,554,586.80x = 69,025,542,043,551,064
  5. Step 5: Solve for x
    x = 69,025,542,043,551,064/283,554,586.80
  6. Step 6: Final answer
    x = 243,429,467.40

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1.5x scale

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.