Home / 524,056,284.48-785,670,234.72-261,606,139.20

Finding the Fourth Proportional to 524,056,284.48, 785,670,234.72 and 261,606,139.20

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Solution

The fourth proportional to 524,056,284.48, 785,670,234.72 and 261,606,139.20 is: 392,202,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,056,284.48 : 785,670,234.72 = 261,606,139.20 : x
  2. Step 2: Convert to fraction form
    524,056,284.48/785,670,234.72 = 261,606,139.20/x
  3. Step 3: Cross multiply
    524,056,284.48x = 785,670,234.72 × 261,606,139.20
  4. Step 4: Simplify right side
    524,056,284.48x = 205,536,156,789,456,992
  5. Step 5: Solve for x
    x = 205,536,156,789,456,992/524,056,284.48
  6. Step 6: Final answer
    x = 392,202,446.33

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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.