Home / 132,286,813.83-182,566,028.97-79,365,513.15

Finding the Fourth Proportional to 132,286,813.83, 182,566,028.97 and 79,365,513.15

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Solution

The fourth proportional to 132,286,813.83, 182,566,028.97 and 79,365,513.15 is: 109,530,543.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,286,813.83 : 182,566,028.97 = 79,365,513.15 : x
  2. Step 2: Convert to fraction form
    132,286,813.83/182,566,028.97 = 79,365,513.15/x
  3. Step 3: Cross multiply
    132,286,813.83x = 182,566,028.97 × 79,365,513.15
  4. Step 4: Simplify right side
    132,286,813.83x = 14,489,446,572,961,816
  5. Step 5: Solve for x
    x = 14,489,446,572,961,816/132,286,813.83
  6. Step 6: Final answer
    x = 109,530,543.17

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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.