Home / 636,820,289,809.27-955,364,609,436.45-206,523,822,499.80

Finding the Fourth Proportional to 636,820,289,809.27, 955,364,609,436.45 and 206,523,822,499.80

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Solution

The fourth proportional to 636,820,289,809.27, 955,364,609,436.45 and 206,523,822,499.80 is: 309,829,247,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,820,289,809.27 : 955,364,609,436.45 = 206,523,822,499.80 : x
  2. Step 2: Convert to fraction form
    636,820,289,809.27/955,364,609,436.45 = 206,523,822,499.80/x
  3. Step 3: Cross multiply
    636,820,289,809.27x = 955,364,609,436.45 × 206,523,822,499.80
  4. Step 4: Simplify right side
    636,820,289,809.27x = 197,305,551,021,844,128,071,680
  5. Step 5: Solve for x
    x = 197,305,551,021,844,128,071,680/636,820,289,809.27
  6. Step 6: Final answer
    x = 309,829,247,244.84

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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.