Home / 248,734,146.36-343,251,204.75-137,229,686.76

Finding the Fourth Proportional to 248,734,146.36, 343,251,204.75 and 137,229,686.76

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Solution

The fourth proportional to 248,734,146.36, 343,251,204.75 and 137,229,686.76 is: 189,375,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,734,146.36 : 343,251,204.75 = 137,229,686.76 : x
  2. Step 2: Convert to fraction form
    248,734,146.36/343,251,204.75 = 137,229,686.76/x
  3. Step 3: Cross multiply
    248,734,146.36x = 343,251,204.75 × 137,229,686.76
  4. Step 4: Simplify right side
    248,734,146.36x = 47,104,255,307,835,120
  5. Step 5: Solve for x
    x = 47,104,255,307,835,120/248,734,146.36
  6. Step 6: Final answer
    x = 189,375,909.97

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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.