Home / 112,303,276.52-168,454,688.86-105,469,269.21

Finding the Fourth Proportional to 112,303,276.52, 168,454,688.86 and 105,469,269.21

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Solution

The fourth proportional to 112,303,276.52, 168,454,688.86 and 105,469,269.21 is: 158,203,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,303,276.52 : 168,454,688.86 = 105,469,269.21 : x
  2. Step 2: Convert to fraction form
    112,303,276.52/168,454,688.86 = 105,469,269.21/x
  3. Step 3: Cross multiply
    112,303,276.52x = 168,454,688.86 × 105,469,269.21
  4. Step 4: Simplify right side
    112,303,276.52x = 17,766,792,929,193,964
  5. Step 5: Solve for x
    x = 17,766,792,929,193,964/112,303,276.52
  6. Step 6: Final answer
    x = 158,203,691.65

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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.