Home / 271,361,525.20-407,042,287.80-162,522,408.40

Finding the Fourth Proportional to 271,361,525.20, 407,042,287.80 and 162,522,408.40

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Solution

The fourth proportional to 271,361,525.20, 407,042,287.80 and 162,522,408.40 is: 243,783,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,361,525.20 : 407,042,287.80 = 162,522,408.40 : x
  2. Step 2: Convert to fraction form
    271,361,525.20/407,042,287.80 = 162,522,408.40/x
  3. Step 3: Cross multiply
    271,361,525.20x = 407,042,287.80 × 162,522,408.40
  4. Step 4: Simplify right side
    271,361,525.20x = 66,153,492,933,901,944
  5. Step 5: Solve for x
    x = 66,153,492,933,901,944/271,361,525.20
  6. Step 6: Final answer
    x = 243,783,612.60

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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.