Home / 21,873,236,694.60-30,189,922,595.78-13,297,841,174.03

Finding the Fourth Proportional to 21,873,236,694.60, 30,189,922,595.78 and 13,297,841,174.03

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Solution

The fourth proportional to 21,873,236,694.60, 30,189,922,595.78 and 13,297,841,174.03 is: 18,353,973,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,236,694.60 : 30,189,922,595.78 = 13,297,841,174.03 : x
  2. Step 2: Convert to fraction form
    21,873,236,694.60/30,189,922,595.78 = 13,297,841,174.03/x
  3. Step 3: Cross multiply
    21,873,236,694.60x = 30,189,922,595.78 × 13,297,841,174.03
  4. Step 4: Simplify right side
    21,873,236,694.60x = 401,460,795,735,102,586,880
  5. Step 5: Solve for x
    x = 401,460,795,735,102,586,880/21,873,236,694.60
  6. Step 6: Final answer
    x = 18,353,973,000.90

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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.