Home / 217,188,770.24-325,346,958.21-100,440,484.58

Finding the Fourth Proportional to 217,188,770.24, 325,346,958.21 and 100,440,484.58

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Solution

The fourth proportional to 217,188,770.24, 325,346,958.21 and 100,440,484.58 is: 150,459,004.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,188,770.24 : 325,346,958.21 = 100,440,484.58 : x
  2. Step 2: Convert to fraction form
    217,188,770.24/325,346,958.21 = 100,440,484.58/x
  3. Step 3: Cross multiply
    217,188,770.24x = 325,346,958.21 × 100,440,484.58
  4. Step 4: Simplify right side
    217,188,770.24x = 32,678,006,140,431,428
  5. Step 5: Solve for x
    x = 32,678,006,140,431,428/217,188,770.24
  6. Step 6: Final answer
    x = 150,459,004.41

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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.