Home / 248,689,940.70-373,062,904.65-76,165,383.90

Finding the Fourth Proportional to 248,689,940.70, 373,062,904.65 and 76,165,383.90

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Solution

The fourth proportional to 248,689,940.70, 373,062,904.65 and 76,165,383.90 is: 114,256,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,689,940.70 : 373,062,904.65 = 76,165,383.90 : x
  2. Step 2: Convert to fraction form
    248,689,940.70/373,062,904.65 = 76,165,383.90/x
  3. Step 3: Cross multiply
    248,689,940.70x = 373,062,904.65 × 76,165,383.90
  4. Step 4: Simplify right side
    248,689,940.70x = 28,414,479,351,516,344
  5. Step 5: Solve for x
    x = 28,414,479,351,516,344/248,689,940.70
  6. Step 6: Final answer
    x = 114,256,649.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.