Home / 171,263,530.71-236,343,672.18-92,947,084.20

Finding the Fourth Proportional to 171,263,530.71, 236,343,672.18 and 92,947,084.20

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Solution

The fourth proportional to 171,263,530.71, 236,343,672.18 and 92,947,084.20 is: 128,266,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,263,530.71 : 236,343,672.18 = 92,947,084.20 : x
  2. Step 2: Convert to fraction form
    171,263,530.71/236,343,672.18 = 92,947,084.20/x
  3. Step 3: Cross multiply
    171,263,530.71x = 236,343,672.18 × 92,947,084.20
  4. Step 4: Simplify right side
    171,263,530.71x = 21,967,455,198,251,660
  5. Step 5: Solve for x
    x = 21,967,455,198,251,660/171,263,530.71
  6. Step 6: Final answer
    x = 128,266,976.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.