Home / 191,825,321.85-264,708,075.24-108,188,453.56

Finding the Fourth Proportional to 191,825,321.85, 264,708,075.24 and 108,188,453.56

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Solution

The fourth proportional to 191,825,321.85, 264,708,075.24 and 108,188,453.56 is: 149,293,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,825,321.85 : 264,708,075.24 = 108,188,453.56 : x
  2. Step 2: Convert to fraction form
    191,825,321.85/264,708,075.24 = 108,188,453.56/x
  3. Step 3: Cross multiply
    191,825,321.85x = 264,708,075.24 × 108,188,453.56
  4. Step 4: Simplify right side
    191,825,321.85x = 28,638,357,305,059,728
  5. Step 5: Solve for x
    x = 28,638,357,305,059,728/191,825,321.85
  6. Step 6: Final answer
    x = 149,293,935.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.