Home / 479,260,425,563.45-661,400,177,249.55-265,404,315,635.45

Finding the Fourth Proportional to 479,260,425,563.45, 661,400,177,249.55 and 265,404,315,635.45

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Solution

The fourth proportional to 479,260,425,563.45, 661,400,177,249.55 and 265,404,315,635.45 is: 366,269,468,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,425,563.45 : 661,400,177,249.55 = 265,404,315,635.45 : x
  2. Step 2: Convert to fraction form
    479,260,425,563.45/661,400,177,249.55 = 265,404,315,635.45/x
  3. Step 3: Cross multiply
    479,260,425,563.45x = 661,400,177,249.55 × 265,404,315,635.45
  4. Step 4: Simplify right side
    479,260,425,563.45x = 175,538,461,404,082,150,047,744
  5. Step 5: Solve for x
    x = 175,538,461,404,082,150,047,744/479,260,425,563.45
  6. Step 6: Final answer
    x = 366,269,468,624.93

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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.