Home / 194,483,818.76-291,726,222.24-79,468,361.24

Finding the Fourth Proportional to 194,483,818.76, 291,726,222.24 and 79,468,361.24

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Solution

The fourth proportional to 194,483,818.76, 291,726,222.24 and 79,468,361.24 is: 119,202,743.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,483,818.76 : 291,726,222.24 = 79,468,361.24 : x
  2. Step 2: Convert to fraction form
    194,483,818.76/291,726,222.24 = 79,468,361.24/x
  3. Step 3: Cross multiply
    194,483,818.76x = 291,726,222.24 × 79,468,361.24
  4. Step 4: Simplify right side
    194,483,818.76x = 23,183,004,812,148,840
  5. Step 5: Solve for x
    x = 23,183,004,812,148,840/194,483,818.76
  6. Step 6: Final answer
    x = 119,202,743.76

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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.