Home / 452,530,414.33-678,429,314.34-141,477,919.21

Finding the Fourth Proportional to 452,530,414.33, 678,429,314.34 and 141,477,919.21

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Solution

The fourth proportional to 452,530,414.33, 678,429,314.34 and 141,477,919.21 is: 212,102,357.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,530,414.33 : 678,429,314.34 = 141,477,919.21 : x
  2. Step 2: Convert to fraction form
    452,530,414.33/678,429,314.34 = 141,477,919.21/x
  3. Step 3: Cross multiply
    452,530,414.33x = 678,429,314.34 × 141,477,919.21
  4. Step 4: Simplify right side
    452,530,414.33x = 95,982,767,723,890,224
  5. Step 5: Solve for x
    x = 95,982,767,723,890,224/452,530,414.33
  6. Step 6: Final answer
    x = 212,102,357.51

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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.