Home / 166,063,803.11-229,168,039.54-89,682,053.57

Finding the Fourth Proportional to 166,063,803.11, 229,168,039.54 and 89,682,053.57

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Solution

The fourth proportional to 166,063,803.11, 229,168,039.54 and 89,682,053.57 is: 123,761,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,063,803.11 : 229,168,039.54 = 89,682,053.57 : x
  2. Step 2: Convert to fraction form
    166,063,803.11/229,168,039.54 = 89,682,053.57/x
  3. Step 3: Cross multiply
    166,063,803.11x = 229,168,039.54 × 89,682,053.57
  4. Step 4: Simplify right side
    166,063,803.11x = 20,552,260,397,636,520
  5. Step 5: Solve for x
    x = 20,552,260,397,636,520/166,063,803.11
  6. Step 6: Final answer
    x = 123,761,229.19

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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.