Home / 656,036,251.20-985,188,117.60-349,926,235.20

Finding the Fourth Proportional to 656,036,251.20, 985,188,117.60 and 349,926,235.20

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Solution

The fourth proportional to 656,036,251.20, 985,188,117.60 and 349,926,235.20 is: 525,494,084.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,036,251.20 : 985,188,117.60 = 349,926,235.20 : x
  2. Step 2: Convert to fraction form
    656,036,251.20/985,188,117.60 = 349,926,235.20/x
  3. Step 3: Cross multiply
    656,036,251.20x = 985,188,117.60 × 349,926,235.20
  4. Step 4: Simplify right side
    656,036,251.20x = 344,743,168,955,542,848
  5. Step 5: Solve for x
    x = 344,743,168,955,542,848/656,036,251.20
  6. Step 6: Final answer
    x = 525,494,084.09

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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.