Home / 100,493,475.45-150,660,497.03-55,055,269.95

Finding the Fourth Proportional to 100,493,475.45, 150,660,497.03 and 55,055,269.95

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Solution

The fourth proportional to 100,493,475.45, 150,660,497.03 and 55,055,269.95 is: 82,539,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,493,475.45 : 150,660,497.03 = 55,055,269.95 : x
  2. Step 2: Convert to fraction form
    100,493,475.45/150,660,497.03 = 55,055,269.95/x
  3. Step 3: Cross multiply
    100,493,475.45x = 150,660,497.03 × 55,055,269.95
  4. Step 4: Simplify right side
    100,493,475.45x = 8,294,654,334,512,548
  5. Step 5: Solve for x
    x = 8,294,654,334,512,548/100,493,475.45
  6. Step 6: Final answer
    x = 82,539,232.50

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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.