Home / 251,189,805.40-376,504,772.10-97,784,877.40

Finding the Fourth Proportional to 251,189,805.40, 376,504,772.10 and 97,784,877.40

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Solution

The fourth proportional to 251,189,805.40, 376,504,772.10 and 97,784,877.40 is: 146,568,340.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,189,805.40 : 376,504,772.10 = 97,784,877.40 : x
  2. Step 2: Convert to fraction form
    251,189,805.40/376,504,772.10 = 97,784,877.40/x
  3. Step 3: Cross multiply
    251,189,805.40x = 376,504,772.10 × 97,784,877.40
  4. Step 4: Simplify right side
    251,189,805.40x = 36,816,472,980,313,448
  5. Step 5: Solve for x
    x = 36,816,472,980,313,448/251,189,805.40
  6. Step 6: Final answer
    x = 146,568,340.71

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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.