Home / 395,956,965.06-593,935,448.51-211,164,589.64

Finding the Fourth Proportional to 395,956,965.06, 593,935,448.51 and 211,164,589.64

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Solution

The fourth proportional to 395,956,965.06, 593,935,448.51 and 211,164,589.64 is: 316,746,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,956,965.06 : 593,935,448.51 = 211,164,589.64 : x
  2. Step 2: Convert to fraction form
    395,956,965.06/593,935,448.51 = 211,164,589.64/x
  3. Step 3: Cross multiply
    395,956,965.06x = 593,935,448.51 × 211,164,589.64
  4. Step 4: Simplify right side
    395,956,965.06x = 125,418,135,259,276,272
  5. Step 5: Solve for x
    x = 125,418,135,259,276,272/395,956,965.06
  6. Step 6: Final answer
    x = 316,746,884.96

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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.