Home / 372,543,641.52-558,939,834.34-165,253,455.84

Finding the Fourth Proportional to 372,543,641.52, 558,939,834.34 and 165,253,455.84

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Solution

The fourth proportional to 372,543,641.52, 558,939,834.34 and 165,253,455.84 is: 247,935,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,543,641.52 : 558,939,834.34 = 165,253,455.84 : x
  2. Step 2: Convert to fraction form
    372,543,641.52/558,939,834.34 = 165,253,455.84/x
  3. Step 3: Cross multiply
    372,543,641.52x = 558,939,834.34 × 165,253,455.84
  4. Step 4: Simplify right side
    372,543,641.52x = 92,366,739,231,322,112
  5. Step 5: Solve for x
    x = 92,366,739,231,322,112/372,543,641.52
  6. Step 6: Final answer
    x = 247,935,352.90

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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.