Home / 263,242,750.75-363,270,529.45-145,765,558.73

Finding the Fourth Proportional to 263,242,750.75, 363,270,529.45 and 145,765,558.73

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Solution

The fourth proportional to 263,242,750.75, 363,270,529.45 and 145,765,558.73 is: 201,153,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,242,750.75 : 363,270,529.45 = 145,765,558.73 : x
  2. Step 2: Convert to fraction form
    263,242,750.75/363,270,529.45 = 145,765,558.73/x
  3. Step 3: Cross multiply
    263,242,750.75x = 363,270,529.45 × 145,765,558.73
  4. Step 4: Simplify right side
    263,242,750.75x = 52,952,331,695,422,160
  5. Step 5: Solve for x
    x = 52,952,331,695,422,160/263,242,750.75
  6. Step 6: Final answer
    x = 201,153,997.76

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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.