Home / 101,515,445.37-140,091,492.33-55,105,730.73

Finding the Fourth Proportional to 101,515,445.37, 140,091,492.33 and 55,105,730.73

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Solution

The fourth proportional to 101,515,445.37, 140,091,492.33 and 55,105,730.73 is: 76,046,004.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,515,445.37 : 140,091,492.33 = 55,105,730.73 : x
  2. Step 2: Convert to fraction form
    101,515,445.37/140,091,492.33 = 55,105,730.73/x
  3. Step 3: Cross multiply
    101,515,445.37x = 140,091,492.33 × 55,105,730.73
  4. Step 4: Simplify right side
    101,515,445.37x = 7,719,844,053,900,841
  5. Step 5: Solve for x
    x = 7,719,844,053,900,841/101,515,445.37
  6. Step 6: Final answer
    x = 76,046,004.88

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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.