Home / 479,170,459.98-661,285,475.73-270,250,374.06

Finding the Fourth Proportional to 479,170,459.98, 661,285,475.73 and 270,250,374.06

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Solution

The fourth proportional to 479,170,459.98, 661,285,475.73 and 270,250,374.06 is: 372,962,571.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,170,459.98 : 661,285,475.73 = 270,250,374.06 : x
  2. Step 2: Convert to fraction form
    479,170,459.98/661,285,475.73 = 270,250,374.06/x
  3. Step 3: Cross multiply
    479,170,459.98x = 661,285,475.73 × 270,250,374.06
  4. Step 4: Simplify right side
    479,170,459.98x = 178,712,647,176,477,568
  5. Step 5: Solve for x
    x = 178,712,647,176,477,568/479,170,459.98
  6. Step 6: Final answer
    x = 372,962,571.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.