Home / 166,063,802.86-229,168,039.20-89,682,053.31

Finding the Fourth Proportional to 166,063,802.86, 229,168,039.20 and 89,682,053.31

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Solution

The fourth proportional to 166,063,802.86, 229,168,039.20 and 89,682,053.31 is: 123,761,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,063,802.86 : 229,168,039.20 = 89,682,053.31 : x
  2. Step 2: Convert to fraction form
    166,063,802.86/229,168,039.20 = 89,682,053.31/x
  3. Step 3: Cross multiply
    166,063,802.86x = 229,168,039.20 × 89,682,053.31
  4. Step 4: Simplify right side
    166,063,802.86x = 20,552,260,309,005,640
  5. Step 5: Solve for x
    x = 20,552,260,309,005,640/166,063,802.86
  6. Step 6: Final answer
    x = 123,761,228.85

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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.