Home / 196,054,390.20-293,633,687.70-115,432,822.20

Finding the Fourth Proportional to 196,054,390.20, 293,633,687.70 and 115,432,822.20

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Solution

The fourth proportional to 196,054,390.20, 293,633,687.70 and 115,432,822.20 is: 172,885,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,054,390.20 : 293,633,687.70 = 115,432,822.20 : x
  2. Step 2: Convert to fraction form
    196,054,390.20/293,633,687.70 = 115,432,822.20/x
  3. Step 3: Cross multiply
    196,054,390.20x = 293,633,687.70 × 115,432,822.20
  4. Step 4: Simplify right side
    196,054,390.20x = 33,894,965,264,204,428
  5. Step 5: Solve for x
    x = 33,894,965,264,204,428/196,054,390.20
  6. Step 6: Final answer
    x = 172,885,520.34

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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.