Home / 21,873,236,693.76-30,189,922,594.62-13,297,841,173.19

Finding the Fourth Proportional to 21,873,236,693.76, 30,189,922,594.62 and 13,297,841,173.19

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Solution

The fourth proportional to 21,873,236,693.76, 30,189,922,594.62 and 13,297,841,173.19 is: 18,353,972,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,236,693.76 : 30,189,922,594.62 = 13,297,841,173.19 : x
  2. Step 2: Convert to fraction form
    21,873,236,693.76/30,189,922,594.62 = 13,297,841,173.19/x
  3. Step 3: Cross multiply
    21,873,236,693.76x = 30,189,922,594.62 × 13,297,841,173.19
  4. Step 4: Simplify right side
    21,873,236,693.76x = 401,460,795,694,069,907,456
  5. Step 5: Solve for x
    x = 401,460,795,694,069,907,456/21,873,236,693.76
  6. Step 6: Final answer
    x = 18,353,972,999.74

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Half scale
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Double scale
Find fourth proportional to 21,873,236,694.76, 30,189,922,596 and 13,297,841,174.19
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1.5x scale

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.