Home / 383,204,100.14-528,821,870.74-206,992,096.46

Finding the Fourth Proportional to 383,204,100.14, 528,821,870.74 and 206,992,096.46

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Solution

The fourth proportional to 383,204,100.14, 528,821,870.74 and 206,992,096.46 is: 285,649,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,204,100.14 : 528,821,870.74 = 206,992,096.46 : x
  2. Step 2: Convert to fraction form
    383,204,100.14/528,821,870.74 = 206,992,096.46/x
  3. Step 3: Cross multiply
    383,204,100.14x = 528,821,870.74 × 206,992,096.46
  4. Step 4: Simplify right side
    383,204,100.14x = 109,461,947,679,176,304
  5. Step 5: Solve for x
    x = 109,461,947,679,176,304/383,204,100.14
  6. Step 6: Final answer
    x = 285,649,207.93

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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.