Home / 125,639,357.33-188,240,633.04-88,168,502.34

Finding the Fourth Proportional to 125,639,357.33, 188,240,633.04 and 88,168,502.34

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Solution

The fourth proportional to 125,639,357.33, 188,240,633.04 and 88,168,502.34 is: 132,099,487.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,639,357.33 : 188,240,633.04 = 88,168,502.34 : x
  2. Step 2: Convert to fraction form
    125,639,357.33/188,240,633.04 = 88,168,502.34/x
  3. Step 3: Cross multiply
    125,639,357.33x = 188,240,633.04 × 88,168,502.34
  4. Step 4: Simplify right side
    125,639,357.33x = 16,596,894,694,670,322
  5. Step 5: Solve for x
    x = 16,596,894,694,670,322/125,639,357.33
  6. Step 6: Final answer
    x = 132,099,487.36

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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.