Home / 809,208,229.46-1,116,707,343-437,930,260.83

Finding the Fourth Proportional to 809,208,229.46, 1,116,707,343 and 437,930,260.83

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Solution

The fourth proportional to 809,208,229.46, 1,116,707,343 and 437,930,260.83 is: 604,343,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,208,229.46 : 1,116,707,343 = 437,930,260.83 : x
  2. Step 2: Convert to fraction form
    809,208,229.46/1,116,707,343 = 437,930,260.83/x
  3. Step 3: Cross multiply
    809,208,229.46x = 1,116,707,343 × 437,930,260.83
  4. Step 4: Simplify right side
    809,208,229.46x = 489,039,937,990,766,272
  5. Step 5: Solve for x
    x = 489,039,937,990,766,272/809,208,229.46
  6. Step 6: Final answer
    x = 604,343,752.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.