Home / 89,485,574.90-123,471,575.66-52,308,665.55

Finding the Fourth Proportional to 89,485,574.90, 123,471,575.66 and 52,308,665.55

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Solution

The fourth proportional to 89,485,574.90, 123,471,575.66 and 52,308,665.55 is: 72,175,133.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,485,574.90 : 123,471,575.66 = 52,308,665.55 : x
  2. Step 2: Convert to fraction form
    89,485,574.90/123,471,575.66 = 52,308,665.55/x
  3. Step 3: Cross multiply
    89,485,574.90x = 123,471,575.66 × 52,308,665.55
  4. Step 4: Simplify right side
    89,485,574.90x = 6,458,633,355,868,917
  5. Step 5: Solve for x
    x = 6,458,633,355,868,917/89,485,574.90
  6. Step 6: Final answer
    x = 72,175,133.96

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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.