Home / 96,990,436.28-145,528,272.12-50,921,600.60

Finding the Fourth Proportional to 96,990,436.28, 145,528,272.12 and 50,921,600.60

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Solution

The fourth proportional to 96,990,436.28, 145,528,272.12 and 50,921,600.60 is: 76,404,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,990,436.28 : 145,528,272.12 = 50,921,600.60 : x
  2. Step 2: Convert to fraction form
    96,990,436.28/145,528,272.12 = 50,921,600.60/x
  3. Step 3: Cross multiply
    96,990,436.28x = 145,528,272.12 × 50,921,600.60
  4. Step 4: Simplify right side
    96,990,436.28x = 7,410,532,548,902,756
  5. Step 5: Solve for x
    x = 7,410,532,548,902,756/96,990,436.28
  6. Step 6: Final answer
    x = 76,404,775.91

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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.