Home / 248,034,389.52-342,284,741.23-136,522,846.20

Finding the Fourth Proportional to 248,034,389.52, 342,284,741.23 and 136,522,846.20

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Solution

The fourth proportional to 248,034,389.52, 342,284,741.23 and 136,522,846.20 is: 188,400,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034,389.52 : 342,284,741.23 = 136,522,846.20 : x
  2. Step 2: Convert to fraction form
    248,034,389.52/342,284,741.23 = 136,522,846.20/x
  3. Step 3: Cross multiply
    248,034,389.52x = 342,284,741.23 × 136,522,846.20
  4. Step 4: Simplify right side
    248,034,389.52x = 46,729,687,083,550,088
  5. Step 5: Solve for x
    x = 46,729,687,083,550,088/248,034,389.52
  6. Step 6: Final answer
    x = 188,400,032.65

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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.