Home / 57,786,881,660.96-86,659,527,073.88-20,003,190,945.08

Finding the Fourth Proportional to 57,786,881,660.96, 86,659,527,073.88 and 20,003,190,945.08

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Solution

The fourth proportional to 57,786,881,660.96, 86,659,527,073.88 and 20,003,190,945.08 is: 29,997,587,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,786,881,660.96 : 86,659,527,073.88 = 20,003,190,945.08 : x
  2. Step 2: Convert to fraction form
    57,786,881,660.96/86,659,527,073.88 = 20,003,190,945.08/x
  3. Step 3: Cross multiply
    57,786,881,660.96x = 86,659,527,073.88 × 20,003,190,945.08
  4. Step 4: Simplify right side
    57,786,881,660.96x = 1,733,467,067,269,151,719,424
  5. Step 5: Solve for x
    x = 1,733,467,067,269,151,719,424/57,786,881,660.96
  6. Step 6: Final answer
    x = 29,997,587,989.60

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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.