Home / 248,034,381.01-342,284,729.37-136,522,837.69

Finding the Fourth Proportional to 248,034,381.01, 342,284,729.37 and 136,522,837.69

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Solution

The fourth proportional to 248,034,381.01, 342,284,729.37 and 136,522,837.69 is: 188,400,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034,381.01 : 342,284,729.37 = 136,522,837.69 : x
  2. Step 2: Convert to fraction form
    248,034,381.01/342,284,729.37 = 136,522,837.69/x
  3. Step 3: Cross multiply
    248,034,381.01x = 342,284,729.37 × 136,522,837.69
  4. Step 4: Simplify right side
    248,034,381.01x = 46,729,682,550,177,048
  5. Step 5: Solve for x
    x = 46,729,682,550,177,048/248,034,381.01
  6. Step 6: Final answer
    x = 188,400,020.84

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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.