Home / 248,034,391.02-342,284,743.30-136,522,847.70

Finding the Fourth Proportional to 248,034,391.02, 342,284,743.30 and 136,522,847.70

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Solution

The fourth proportional to 248,034,391.02, 342,284,743.30 and 136,522,847.70 is: 188,400,034.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034,391.02 : 342,284,743.30 = 136,522,847.70 : x
  2. Step 2: Convert to fraction form
    248,034,391.02/342,284,743.30 = 136,522,847.70/x
  3. Step 3: Cross multiply
    248,034,391.02x = 342,284,743.30 × 136,522,847.70
  4. Step 4: Simplify right side
    248,034,391.02x = 46,729,687,879,579,496
  5. Step 5: Solve for x
    x = 46,729,687,879,579,496/248,034,391.02
  6. Step 6: Final answer
    x = 188,400,034.72

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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.