Home / 447,360,291.06-670,728,466.26-198,230,050.50

Finding the Fourth Proportional to 447,360,291.06, 670,728,466.26 and 198,230,050.50

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Solution

The fourth proportional to 447,360,291.06, 670,728,466.26 and 198,230,050.50 is: 297,206,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,360,291.06 : 670,728,466.26 = 198,230,050.50 : x
  2. Step 2: Convert to fraction form
    447,360,291.06/670,728,466.26 = 198,230,050.50/x
  3. Step 3: Cross multiply
    447,360,291.06x = 670,728,466.26 × 198,230,050.50
  4. Step 4: Simplify right side
    447,360,291.06x = 132,958,537,738,507,344
  5. Step 5: Solve for x
    x = 132,958,537,738,507,344/447,360,291.06
  6. Step 6: Final answer
    x = 297,206,838.42

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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.