Home / 56,218,532,004.80-84,324,828,029.16-18,440,131,037.84

Finding the Fourth Proportional to 56,218,532,004.80, 84,324,828,029.16 and 18,440,131,037.84

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Solution

The fourth proportional to 56,218,532,004.80, 84,324,828,029.16 and 18,440,131,037.84 is: 27,659,222,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,532,004.80 : 84,324,828,029.16 = 18,440,131,037.84 : x
  2. Step 2: Convert to fraction form
    56,218,532,004.80/84,324,828,029.16 = 18,440,131,037.84/x
  3. Step 3: Cross multiply
    56,218,532,004.80x = 84,324,828,029.16 × 18,440,131,037.84
  4. Step 4: Simplify right side
    56,218,532,004.80x = 1,554,960,878,601,033,744,384
  5. Step 5: Solve for x
    x = 1,554,960,878,601,033,744,384/56,218,532,004.80
  6. Step 6: Final answer
    x = 27,659,222,380.06

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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.