Home / 56,218,530,011.40-84,324,825,044.04-18,440,129,042.37

Finding the Fourth Proportional to 56,218,530,011.40, 84,324,825,044.04 and 18,440,129,042.37

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Solution

The fourth proportional to 56,218,530,011.40, 84,324,825,044.04 and 18,440,129,042.37 is: 27,659,219,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,530,011.40 : 84,324,825,044.04 = 18,440,129,042.37 : x
  2. Step 2: Convert to fraction form
    56,218,530,011.40/84,324,825,044.04 = 18,440,129,042.37/x
  3. Step 3: Cross multiply
    56,218,530,011.40x = 84,324,825,044.04 × 18,440,129,042.37
  4. Step 4: Simplify right side
    56,218,530,011.40x = 1,554,960,655,287,278,895,104
  5. Step 5: Solve for x
    x = 1,554,960,655,287,278,895,104/56,218,530,011.40
  6. Step 6: Final answer
    x = 27,659,219,388.55

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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.