Home / 306,572,542.40-459,858,813.60-197,733,425.60

Finding the Fourth Proportional to 306,572,542.40, 459,858,813.60 and 197,733,425.60

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Solution

The fourth proportional to 306,572,542.40, 459,858,813.60 and 197,733,425.60 is: 296,600,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,572,542.40 : 459,858,813.60 = 197,733,425.60 : x
  2. Step 2: Convert to fraction form
    306,572,542.40/459,858,813.60 = 197,733,425.60/x
  3. Step 3: Cross multiply
    306,572,542.40x = 459,858,813.60 × 197,733,425.60
  4. Step 4: Simplify right side
    306,572,542.40x = 90,929,458,505,479,872
  5. Step 5: Solve for x
    x = 90,929,458,505,479,872/306,572,542.40
  6. Step 6: Final answer
    x = 296,600,138.40

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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.