Home / 21,873,236,700.60-30,189,922,604.07-13,297,841,180.04

Finding the Fourth Proportional to 21,873,236,700.60, 30,189,922,604.07 and 13,297,841,180.04

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Solution

The fourth proportional to 21,873,236,700.60, 30,189,922,604.07 and 13,297,841,180.04 is: 18,353,973,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,236,700.60 : 30,189,922,604.07 = 13,297,841,180.04 : x
  2. Step 2: Convert to fraction form
    21,873,236,700.60/30,189,922,604.07 = 13,297,841,180.04/x
  3. Step 3: Cross multiply
    21,873,236,700.60x = 30,189,922,604.07 × 13,297,841,180.04
  4. Step 4: Simplify right side
    21,873,236,700.60x = 401,460,796,026,622,509,056
  5. Step 5: Solve for x
    x = 401,460,796,026,622,509,056/21,873,236,700.60
  6. Step 6: Final answer
    x = 18,353,973,009.20

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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.