Home / 197,120,984.52-295,472,966.34-74,246,137.86

Finding the Fourth Proportional to 197,120,984.52, 295,472,966.34 and 74,246,137.86

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Solution

The fourth proportional to 197,120,984.52, 295,472,966.34 and 74,246,137.86 is: 111,290,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,120,984.52 : 295,472,966.34 = 74,246,137.86 : x
  2. Step 2: Convert to fraction form
    197,120,984.52/295,472,966.34 = 74,246,137.86/x
  3. Step 3: Cross multiply
    197,120,984.52x = 295,472,966.34 × 74,246,137.86
  4. Step 4: Simplify right side
    197,120,984.52x = 21,937,726,592,782,776
  5. Step 5: Solve for x
    x = 21,937,726,592,782,776/197,120,984.52
  6. Step 6: Final answer
    x = 111,290,670.78

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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.