Home / 347,565,519.06-479,649,065.21-188,795,592.11

Finding the Fourth Proportional to 347,565,519.06, 479,649,065.21 and 188,795,592.11

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Solution

The fourth proportional to 347,565,519.06, 479,649,065.21 and 188,795,592.11 is: 260,542,615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,565,519.06 : 479,649,065.21 = 188,795,592.11 : x
  2. Step 2: Convert to fraction form
    347,565,519.06/479,649,065.21 = 188,795,592.11/x
  3. Step 3: Cross multiply
    347,565,519.06x = 479,649,065.21 × 188,795,592.11
  4. Step 4: Simplify right side
    347,565,519.06x = 90,555,629,267,987,712
  5. Step 5: Solve for x
    x = 90,555,629,267,987,712/347,565,519.06
  6. Step 6: Final answer
    x = 260,542,615.14

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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.