Home / 324,641,578,853.20-486,962,368,279.80-274,431,883,478.80

Finding the Fourth Proportional to 324,641,578,853.20, 486,962,368,279.80 and 274,431,883,478.80

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Solution

The fourth proportional to 324,641,578,853.20, 486,962,368,279.80 and 274,431,883,478.80 is: 411,647,825,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,641,578,853.20 : 486,962,368,279.80 = 274,431,883,478.80 : x
  2. Step 2: Convert to fraction form
    324,641,578,853.20/486,962,368,279.80 = 274,431,883,478.80/x
  3. Step 3: Cross multiply
    324,641,578,853.20x = 486,962,368,279.80 × 274,431,883,478.80
  4. Step 4: Simplify right side
    324,641,578,853.20x = 133,637,999,910,322,553,487,360
  5. Step 5: Solve for x
    x = 133,637,999,910,322,553,487,360/324,641,578,853.20
  6. Step 6: Final answer
    x = 411,647,825,218.20

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1.5x scale

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.