Home / 8,281,976,543,998.80-12,422,964,815,998-8,281,976,543,998.80

Finding the Fourth Proportional to 8,281,976,543,998.80, 12,422,964,815,998 and 8,281,976,543,998.80

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Solution

The fourth proportional to 8,281,976,543,998.80, 12,422,964,815,998 and 8,281,976,543,998.80 is: 12,422,964,815,998

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,976,543,998.80 : 12,422,964,815,998 = 8,281,976,543,998.80 : x
  2. Step 2: Convert to fraction form
    8,281,976,543,998.80/12,422,964,815,998 = 8,281,976,543,998.80/x
  3. Step 3: Cross multiply
    8,281,976,543,998.80x = 12,422,964,815,998 × 8,281,976,543,998.80
  4. Step 4: Simplify right side
    8,281,976,543,998.80x = 102,886,703,213,017,805,180,895,232
  5. Step 5: Solve for x
    x = 102,886,703,213,017,805,180,895,232/8,281,976,543,998.80
  6. Step 6: Final answer
    x = 12,422,964,815,998

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Double scale
Find fourth proportional to 8,281,976,543,999.80, 12,422,964,815,999.50 and 8,281,976,543,999.80
Similar ratio
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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.