Home / 196,691,104.71-271,426,614.51-108,583,214.28

Finding the Fourth Proportional to 196,691,104.71, 271,426,614.51 and 108,583,214.28

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Solution

The fourth proportional to 196,691,104.71, 271,426,614.51 and 108,583,214.28 is: 149,840,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,691,104.71 : 271,426,614.51 = 108,583,214.28 : x
  2. Step 2: Convert to fraction form
    196,691,104.71/271,426,614.51 = 108,583,214.28/x
  3. Step 3: Cross multiply
    196,691,104.71x = 271,426,614.51 × 108,583,214.28
  4. Step 4: Simplify right side
    196,691,104.71x = 29,472,374,243,413,388
  5. Step 5: Solve for x
    x = 29,472,374,243,413,388/196,691,104.71
  6. Step 6: Final answer
    x = 149,840,910.63

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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.