Home / 87,431,405.44-131,153,406.72-33,578,717.44

Finding the Fourth Proportional to 87,431,405.44, 131,153,406.72 and 33,578,717.44

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Solution

The fourth proportional to 87,431,405.44, 131,153,406.72 and 33,578,717.44 is: 50,370,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,431,405.44 : 131,153,406.72 = 33,578,717.44 : x
  2. Step 2: Convert to fraction form
    87,431,405.44/131,153,406.72 = 33,578,717.44/x
  3. Step 3: Cross multiply
    87,431,405.44x = 131,153,406.72 × 33,578,717.44
  4. Step 4: Simplify right side
    87,431,405.44x = 4,403,963,185,090,473.50
  5. Step 5: Solve for x
    x = 4,403,963,185,090,473.50/87,431,405.44
  6. Step 6: Final answer
    x = 50,370,495.17

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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.