Home / 101,807,275.08-140,492,858.34-55,396,729.48

Finding the Fourth Proportional to 101,807,275.08, 140,492,858.34 and 55,396,729.48

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Solution

The fourth proportional to 101,807,275.08, 140,492,858.34 and 55,396,729.48 is: 76,446,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,807,275.08 : 140,492,858.34 = 55,396,729.48 : x
  2. Step 2: Convert to fraction form
    101,807,275.08/140,492,858.34 = 55,396,729.48/x
  3. Step 3: Cross multiply
    101,807,275.08x = 140,492,858.34 × 55,396,729.48
  4. Step 4: Simplify right side
    101,807,275.08x = 7,782,844,867,332,942
  5. Step 5: Solve for x
    x = 7,782,844,867,332,942/101,807,275.08
  6. Step 6: Final answer
    x = 76,446,843.91

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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.