Home / 29,138,811,158.44-43,705,275,208.62-19,755,702,149.32

Finding the Fourth Proportional to 29,138,811,158.44, 43,705,275,208.62 and 19,755,702,149.32

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Solution

The fourth proportional to 29,138,811,158.44, 43,705,275,208.62 and 19,755,702,149.32 is: 29,631,558,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138,811,158.44 : 43,705,275,208.62 = 19,755,702,149.32 : x
  2. Step 2: Convert to fraction form
    29,138,811,158.44/43,705,275,208.62 = 19,755,702,149.32/x
  3. Step 3: Cross multiply
    29,138,811,158.44x = 43,705,275,208.62 × 19,755,702,149.32
  4. Step 4: Simplify right side
    29,138,811,158.44x = 863,428,399,375,556,280,320
  5. Step 5: Solve for x
    x = 863,428,399,375,556,280,320/29,138,811,158.44
  6. Step 6: Final answer
    x = 29,631,558,908.86

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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.