Home / 36,121,056,855.77-54,182,130,158.43-12,540,042,867.75

Finding the Fourth Proportional to 36,121,056,855.77, 54,182,130,158.43 and 12,540,042,867.75

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Solution

The fourth proportional to 36,121,056,855.77, 54,182,130,158.43 and 12,540,042,867.75 is: 18,810,253,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121,056,855.77 : 54,182,130,158.43 = 12,540,042,867.75 : x
  2. Step 2: Convert to fraction form
    36,121,056,855.77/54,182,130,158.43 = 12,540,042,867.75/x
  3. Step 3: Cross multiply
    36,121,056,855.77x = 54,182,130,158.43 × 12,540,042,867.75
  4. Step 4: Simplify right side
    36,121,056,855.77x = 679,446,234,852,722,343,936
  5. Step 5: Solve for x
    x = 679,446,234,852,722,343,936/36,121,056,855.77
  6. Step 6: Final answer
    x = 18,810,253,464.23

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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.