Home / 219,672,024.70-329,508,037.05-55,909,464.70

Finding the Fourth Proportional to 219,672,024.70, 329,508,037.05 and 55,909,464.70

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Solution

The fourth proportional to 219,672,024.70, 329,508,037.05 and 55,909,464.70 is: 83,864,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,672,024.70 : 329,508,037.05 = 55,909,464.70 : x
  2. Step 2: Convert to fraction form
    219,672,024.70/329,508,037.05 = 55,909,464.70/x
  3. Step 3: Cross multiply
    219,672,024.70x = 329,508,037.05 × 55,909,464.70
  4. Step 4: Simplify right side
    219,672,024.70x = 18,422,617,965,813,268
  5. Step 5: Solve for x
    x = 18,422,617,965,813,268/219,672,024.70
  6. Step 6: Final answer
    x = 83,864,197.05

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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.