Home / 395,956,966.56-593,935,450.77-211,164,591.15

Finding the Fourth Proportional to 395,956,966.56, 593,935,450.77 and 211,164,591.15

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Solution

The fourth proportional to 395,956,966.56, 593,935,450.77 and 211,164,591.15 is: 316,746,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,956,966.56 : 593,935,450.77 = 211,164,591.15 : x
  2. Step 2: Convert to fraction form
    395,956,966.56/593,935,450.77 = 211,164,591.15/x
  3. Step 3: Cross multiply
    395,956,966.56x = 593,935,450.77 × 211,164,591.15
  4. Step 4: Simplify right side
    395,956,966.56x = 125,418,136,631,338,000
  5. Step 5: Solve for x
    x = 125,418,136,631,338,000/395,956,966.56
  6. Step 6: Final answer
    x = 316,746,887.22

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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.