Home / 131,601,134.26-181,615,239.48-72,863,797.54

Finding the Fourth Proportional to 131,601,134.26, 181,615,239.48 and 72,863,797.54

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Solution

The fourth proportional to 131,601,134.26, 181,615,239.48 and 72,863,797.54 is: 100,555,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,601,134.26 : 181,615,239.48 = 72,863,797.54 : x
  2. Step 2: Convert to fraction form
    131,601,134.26/181,615,239.48 = 72,863,797.54/x
  3. Step 3: Cross multiply
    131,601,134.26x = 181,615,239.48 × 72,863,797.54
  4. Step 4: Simplify right side
    131,601,134.26x = 13,233,176,039,649,336
  5. Step 5: Solve for x
    x = 13,233,176,039,649,336/131,601,134.26
  6. Step 6: Final answer
    x = 100,555,182.25

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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.