Home / 311,352,826.40-467,029,239.60-196,845,005.60

Finding the Fourth Proportional to 311,352,826.40, 467,029,239.60 and 196,845,005.60

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Solution

The fourth proportional to 311,352,826.40, 467,029,239.60 and 196,845,005.60 is: 295,267,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,352,826.40 : 467,029,239.60 = 196,845,005.60 : x
  2. Step 2: Convert to fraction form
    311,352,826.40/467,029,239.60 = 196,845,005.60/x
  3. Step 3: Cross multiply
    311,352,826.40x = 467,029,239.60 × 196,845,005.60
  4. Step 4: Simplify right side
    311,352,826.40x = 91,932,373,284,425,744
  5. Step 5: Solve for x
    x = 91,932,373,284,425,744/311,352,826.40
  6. Step 6: Final answer
    x = 295,267,508.40

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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.