Home / 131,795,989.26-181,879,944.66-75,288,218.82

Finding the Fourth Proportional to 131,795,989.26, 181,879,944.66 and 75,288,218.82

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Solution

The fourth proportional to 131,795,989.26, 181,879,944.66 and 75,288,218.82 is: 103,898,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,795,989.26 : 181,879,944.66 = 75,288,218.82 : x
  2. Step 2: Convert to fraction form
    131,795,989.26/181,879,944.66 = 75,288,218.82/x
  3. Step 3: Cross multiply
    131,795,989.26x = 181,879,944.66 × 75,288,218.82
  4. Step 4: Simplify right side
    131,795,989.26x = 13,693,417,072,531,568
  5. Step 5: Solve for x
    x = 13,693,417,072,531,568/131,795,989.26
  6. Step 6: Final answer
    x = 103,898,587.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.