Home / 115,524,511.68-173,285,431.64-28,086,523.96

Finding the Fourth Proportional to 115,524,511.68, 173,285,431.64 and 28,086,523.96

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Solution

The fourth proportional to 115,524,511.68, 173,285,431.64 and 28,086,523.96 is: 42,129,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,524,511.68 : 173,285,431.64 = 28,086,523.96 : x
  2. Step 2: Convert to fraction form
    115,524,511.68/173,285,431.64 = 28,086,523.96/x
  3. Step 3: Cross multiply
    115,524,511.68x = 173,285,431.64 × 28,086,523.96
  4. Step 4: Simplify right side
    115,524,511.68x = 4,866,985,427,675,802
  5. Step 5: Solve for x
    x = 4,866,985,427,675,802/115,524,511.68
  6. Step 6: Final answer
    x = 42,129,461.16

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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.