Home / 492,897,194.05-680,198,292.83-269,892,980.61

Finding the Fourth Proportional to 492,897,194.05, 680,198,292.83 and 269,892,980.61

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Solution

The fourth proportional to 492,897,194.05, 680,198,292.83 and 269,892,980.61 is: 372,452,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,897,194.05 : 680,198,292.83 = 269,892,980.61 : x
  2. Step 2: Convert to fraction form
    492,897,194.05/680,198,292.83 = 269,892,980.61/x
  3. Step 3: Cross multiply
    492,897,194.05x = 680,198,292.83 × 269,892,980.61
  4. Step 4: Simplify right side
    492,897,194.05x = 183,580,744,656,372,864
  5. Step 5: Solve for x
    x = 183,580,744,656,372,864/492,897,194.05
  6. Step 6: Final answer
    x = 372,452,403.61

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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.