Home / 56,218,530,025.81-84,324,825,063.68-18,440,129,057.79

Finding the Fourth Proportional to 56,218,530,025.81, 84,324,825,063.68 and 18,440,129,057.79

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Solution

The fourth proportional to 56,218,530,025.81, 84,324,825,063.68 and 18,440,129,057.79 is: 27,659,219,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,530,025.81 : 84,324,825,063.68 = 18,440,129,057.79 : x
  2. Step 2: Convert to fraction form
    56,218,530,025.81/84,324,825,063.68 = 18,440,129,057.79/x
  3. Step 3: Cross multiply
    56,218,530,025.81x = 84,324,825,063.68 × 18,440,129,057.79
  4. Step 4: Simplify right side
    56,218,530,025.81x = 1,554,960,656,949,984,886,784
  5. Step 5: Solve for x
    x = 1,554,960,656,949,984,886,784/56,218,530,025.81
  6. Step 6: Final answer
    x = 27,659,219,411.04

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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.