Home / 533,543,239.56-736,289,670.60-289,356,103.56

Finding the Fourth Proportional to 533,543,239.56, 736,289,670.60 and 289,356,103.56

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Solution

The fourth proportional to 533,543,239.56, 736,289,670.60 and 289,356,103.56 is: 399,311,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,543,239.56 : 736,289,670.60 = 289,356,103.56 : x
  2. Step 2: Convert to fraction form
    533,543,239.56/736,289,670.60 = 289,356,103.56/x
  3. Step 3: Cross multiply
    533,543,239.56x = 736,289,670.60 × 289,356,103.56
  4. Step 4: Simplify right side
    533,543,239.56x = 213,049,910,176,291,904
  5. Step 5: Solve for x
    x = 213,049,910,176,291,904/533,543,239.56
  6. Step 6: Final answer
    x = 399,311,422.92

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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.