Home / 56,218,530,327.40-84,324,825,516.40-18,440,129,359.45

Finding the Fourth Proportional to 56,218,530,327.40, 84,324,825,516.40 and 18,440,129,359.45

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Solution

The fourth proportional to 56,218,530,327.40, 84,324,825,516.40 and 18,440,129,359.45 is: 27,659,219,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,530,327.40 : 84,324,825,516.40 = 18,440,129,359.45 : x
  2. Step 2: Convert to fraction form
    56,218,530,327.40/84,324,825,516.40 = 18,440,129,359.45/x
  3. Step 3: Cross multiply
    56,218,530,327.40x = 84,324,825,516.40 × 18,440,129,359.45
  4. Step 4: Simplify right side
    56,218,530,327.40x = 1,554,960,690,735,579,398,144
  5. Step 5: Solve for x
    x = 1,554,960,690,735,579,398,144/56,218,530,327.40
  6. Step 6: Final answer
    x = 27,659,219,863.63

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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.