Home / 188,943,055,661.70-283,616,269,446.01-81,430,384,741.42

Finding the Fourth Proportional to 188,943,055,661.70, 283,616,269,446.01 and 81,430,384,741.42

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Solution

The fourth proportional to 188,943,055,661.70, 283,616,269,446.01 and 81,430,384,741.42 is: 122,232,499,411.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,943,055,661.70 : 283,616,269,446.01 = 81,430,384,741.42 : x
  2. Step 2: Convert to fraction form
    188,943,055,661.70/283,616,269,446.01 = 81,430,384,741.42/x
  3. Step 3: Cross multiply
    188,943,055,661.70x = 283,616,269,446.01 × 81,430,384,741.42
  4. Step 4: Simplify right side
    188,943,055,661.70x = 23,094,981,939,914,837,327,872
  5. Step 5: Solve for x
    x = 23,094,981,939,914,837,327,872/188,943,055,661.70
  6. Step 6: Final answer
    x = 122,232,499,411.18

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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.