Home / 196,691,106.71-271,426,617.27-108,583,216.28

Finding the Fourth Proportional to 196,691,106.71, 271,426,617.27 and 108,583,216.28

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Solution

The fourth proportional to 196,691,106.71, 271,426,617.27 and 108,583,216.28 is: 149,840,913.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,691,106.71 : 271,426,617.27 = 108,583,216.28 : x
  2. Step 2: Convert to fraction form
    196,691,106.71/271,426,617.27 = 108,583,216.28/x
  3. Step 3: Cross multiply
    196,691,106.71x = 271,426,617.27 × 108,583,216.28
  4. Step 4: Simplify right side
    196,691,106.71x = 29,472,375,087,177,192
  5. Step 5: Solve for x
    x = 29,472,375,087,177,192/196,691,106.71
  6. Step 6: Final answer
    x = 149,840,913.40

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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.