Home / 196,288,721.76-294,433,043.52-52,681,553.76

Finding the Fourth Proportional to 196,288,721.76, 294,433,043.52 and 52,681,553.76

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Solution

The fourth proportional to 196,288,721.76, 294,433,043.52 and 52,681,553.76 is: 79,022,320.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,288,721.76 : 294,433,043.52 = 52,681,553.76 : x
  2. Step 2: Convert to fraction form
    196,288,721.76/294,433,043.52 = 52,681,553.76/x
  3. Step 3: Cross multiply
    196,288,721.76x = 294,433,043.52 × 52,681,553.76
  4. Step 4: Simplify right side
    196,288,721.76x = 15,511,190,210,919,298
  5. Step 5: Solve for x
    x = 15,511,190,210,919,298/196,288,721.76
  6. Step 6: Final answer
    x = 79,022,320.14

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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.