Home / 156,971,540.40-235,457,310.60-150,337,057.20

Finding the Fourth Proportional to 156,971,540.40, 235,457,310.60 and 150,337,057.20

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Solution

The fourth proportional to 156,971,540.40, 235,457,310.60 and 150,337,057.20 is: 225,505,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,971,540.40 : 235,457,310.60 = 150,337,057.20 : x
  2. Step 2: Convert to fraction form
    156,971,540.40/235,457,310.60 = 150,337,057.20/x
  3. Step 3: Cross multiply
    156,971,540.40x = 235,457,310.60 × 150,337,057.20
  4. Step 4: Simplify right side
    156,971,540.40x = 35,397,959,171,830,364
  5. Step 5: Solve for x
    x = 35,397,959,171,830,364/156,971,540.40
  6. Step 6: Final answer
    x = 225,505,585.80

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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.