Home / 87,186,179.64-130,795,360.31-36,072,184.26

Finding the Fourth Proportional to 87,186,179.64, 130,795,360.31 and 36,072,184.26

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Solution

The fourth proportional to 87,186,179.64, 130,795,360.31 and 36,072,184.26 is: 54,114,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,186,179.64 : 130,795,360.31 = 36,072,184.26 : x
  2. Step 2: Convert to fraction form
    87,186,179.64/130,795,360.31 = 36,072,184.26/x
  3. Step 3: Cross multiply
    87,186,179.64x = 130,795,360.31 × 36,072,184.26
  4. Step 4: Simplify right side
    87,186,179.64x = 4,718,074,336,621,074
  5. Step 5: Solve for x
    x = 4,718,074,336,621,074/87,186,179.64
  6. Step 6: Final answer
    x = 54,114,933.77

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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.