Home / 168,094,539.38-251,624,663.55-109,676,428.74

Finding the Fourth Proportional to 168,094,539.38, 251,624,663.55 and 109,676,428.74

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Solution

The fourth proportional to 168,094,539.38, 251,624,663.55 and 109,676,428.74 is: 164,177,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,094,539.38 : 251,624,663.55 = 109,676,428.74 : x
  2. Step 2: Convert to fraction form
    168,094,539.38/251,624,663.55 = 109,676,428.74/x
  3. Step 3: Cross multiply
    168,094,539.38x = 251,624,663.55 × 109,676,428.74
  4. Step 4: Simplify right side
    168,094,539.38x = 27,597,294,481,068,052
  5. Step 5: Solve for x
    x = 27,597,294,481,068,052/168,094,539.38
  6. Step 6: Final answer
    x = 164,177,221.83

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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.