Home / 101,635,218.54-140,256,311.70-55,225,460.16

Finding the Fourth Proportional to 101,635,218.54, 140,256,311.70 and 55,225,460.16

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Solution

The fourth proportional to 101,635,218.54, 140,256,311.70 and 55,225,460.16 is: 76,210,977.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,635,218.54 : 140,256,311.70 = 55,225,460.16 : x
  2. Step 2: Convert to fraction form
    101,635,218.54/140,256,311.70 = 55,225,460.16/x
  3. Step 3: Cross multiply
    101,635,218.54x = 140,256,311.70 × 55,225,460.16
  4. Step 4: Simplify right side
    101,635,218.54x = 7,745,719,353,976,891
  5. Step 5: Solve for x
    x = 7,745,719,353,976,891/101,635,218.54
  6. Step 6: Final answer
    x = 76,210,977.51

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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.