Home / 112,121,975.40-168,151,470.30-35,468,500.20

Finding the Fourth Proportional to 112,121,975.40, 168,151,470.30 and 35,468,500.20

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Solution

The fourth proportional to 112,121,975.40, 168,151,470.30 and 35,468,500.20 is: 53,192,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,121,975.40 : 168,151,470.30 = 35,468,500.20 : x
  2. Step 2: Convert to fraction form
    112,121,975.40/168,151,470.30 = 35,468,500.20/x
  3. Step 3: Cross multiply
    112,121,975.40x = 168,151,470.30 × 35,468,500.20
  4. Step 4: Simplify right side
    112,121,975.40x = 5,964,080,457,965,845
  5. Step 5: Solve for x
    x = 5,964,080,457,965,845/112,121,975.40
  6. Step 6: Final answer
    x = 53,192,787.91

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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.