Home / 132,322,908-198,451,362.39-38,931,295.94

Finding the Fourth Proportional to 132,322,908, 198,451,362.39 and 38,931,295.94

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Solution

The fourth proportional to 132,322,908, 198,451,362.39 and 38,931,295.94 is: 58,387,234.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,322,908 : 198,451,362.39 = 38,931,295.94 : x
  2. Step 2: Convert to fraction form
    132,322,908/198,451,362.39 = 38,931,295.94/x
  3. Step 3: Cross multiply
    132,322,908x = 198,451,362.39 × 38,931,295.94
  4. Step 4: Simplify right side
    132,322,908x = 7,725,968,717,909,019
  5. Step 5: Solve for x
    x = 7,725,968,717,909,019/132,322,908
  6. Step 6: Final answer
    x = 58,387,234.94

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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.