Home / 383,738,037.68-529,560,087.78-207,526,033.02

Finding the Fourth Proportional to 383,738,037.68, 529,560,087.78 and 207,526,033.02

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Solution

The fourth proportional to 383,738,037.68, 529,560,087.78 and 207,526,033.02 is: 286,386,788.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,738,037.68 : 529,560,087.78 = 207,526,033.02 : x
  2. Step 2: Convert to fraction form
    383,738,037.68/529,560,087.78 = 207,526,033.02/x
  3. Step 3: Cross multiply
    383,738,037.68x = 529,560,087.78 × 207,526,033.02
  4. Step 4: Simplify right side
    383,738,037.68x = 109,897,504,262,706,384
  5. Step 5: Solve for x
    x = 109,897,504,262,706,384/383,738,037.68
  6. Step 6: Final answer
    x = 286,386,788.57

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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.