Home / 206,415,762.35-284,848,026.91-117,123,964.07

Finding the Fourth Proportional to 206,415,762.35, 284,848,026.91 and 117,123,964.07

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Solution

The fourth proportional to 206,415,762.35, 284,848,026.91 and 117,123,964.07 is: 161,627,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,415,762.35 : 284,848,026.91 = 117,123,964.07 : x
  2. Step 2: Convert to fraction form
    206,415,762.35/284,848,026.91 = 117,123,964.07/x
  3. Step 3: Cross multiply
    206,415,762.35x = 284,848,026.91 × 117,123,964.07
  4. Step 4: Simplify right side
    206,415,762.35x = 33,362,530,067,500,184
  5. Step 5: Solve for x
    x = 33,362,530,067,500,184/206,415,762.35
  6. Step 6: Final answer
    x = 161,627,821.87

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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.