Home / 112,072,366.80-168,108,550.20-107,767,694.70

Finding the Fourth Proportional to 112,072,366.80, 168,108,550.20 and 107,767,694.70

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Solution

The fourth proportional to 112,072,366.80, 168,108,550.20 and 107,767,694.70 is: 161,651,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,072,366.80 : 168,108,550.20 = 107,767,694.70 : x
  2. Step 2: Convert to fraction form
    112,072,366.80/168,108,550.20 = 107,767,694.70/x
  3. Step 3: Cross multiply
    112,072,366.80x = 168,108,550.20 × 107,767,694.70
  4. Step 4: Simplify right side
    112,072,366.80x = 18,116,670,914,413,224
  5. Step 5: Solve for x
    x = 18,116,670,914,413,224/112,072,366.80
  6. Step 6: Final answer
    x = 161,651,542.05

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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.