Home / 456,192,000.80-684,288,001.20-274,793,472.80

Finding the Fourth Proportional to 456,192,000.80, 684,288,001.20 and 274,793,472.80

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Solution

The fourth proportional to 456,192,000.80, 684,288,001.20 and 274,793,472.80 is: 412,190,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,192,000.80 : 684,288,001.20 = 274,793,472.80 : x
  2. Step 2: Convert to fraction form
    456,192,000.80/684,288,001.20 = 274,793,472.80/x
  3. Step 3: Cross multiply
    456,192,000.80x = 684,288,001.20 × 274,793,472.80
  4. Step 4: Simplify right side
    456,192,000.80x = 188,037,876,245,118,592
  5. Step 5: Solve for x
    x = 188,037,876,245,118,592/456,192,000.80
  6. Step 6: Final answer
    x = 412,190,209.20

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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.