Home / 64,379,382.40-96,586,180.80-27,972,150.40

Finding the Fourth Proportional to 64,379,382.40, 96,586,180.80 and 27,972,150.40

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Solution

The fourth proportional to 64,379,382.40, 96,586,180.80 and 27,972,150.40 is: 41,965,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,379,382.40 : 96,586,180.80 = 27,972,150.40 : x
  2. Step 2: Convert to fraction form
    64,379,382.40/96,586,180.80 = 27,972,150.40/x
  3. Step 3: Cross multiply
    64,379,382.40x = 96,586,180.80 × 27,972,150.40
  4. Step 4: Simplify right side
    64,379,382.40x = 2,701,723,175,899,192
  5. Step 5: Solve for x
    x = 2,701,723,175,899,192/64,379,382.40
  6. Step 6: Final answer
    x = 41,965,658.49

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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.