Home / 112,121,972.40-168,151,465.80-35,468,497.20

Finding the Fourth Proportional to 112,121,972.40, 168,151,465.80 and 35,468,497.20

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Solution

The fourth proportional to 112,121,972.40, 168,151,465.80 and 35,468,497.20 is: 53,192,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,121,972.40 : 168,151,465.80 = 35,468,497.20 : x
  2. Step 2: Convert to fraction form
    112,121,972.40/168,151,465.80 = 35,468,497.20/x
  3. Step 3: Cross multiply
    112,121,972.40x = 168,151,465.80 × 35,468,497.20
  4. Step 4: Simplify right side
    112,121,972.40x = 5,964,079,793,903,197
  5. Step 5: Solve for x
    x = 5,964,079,793,903,197/112,121,972.40
  6. Step 6: Final answer
    x = 53,192,783.41

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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.