Home / 112,121,528.40-168,150,799.80-35,468,053.20

Finding the Fourth Proportional to 112,121,528.40, 168,150,799.80 and 35,468,053.20

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Solution

The fourth proportional to 112,121,528.40, 168,150,799.80 and 35,468,053.20 is: 53,192,117.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,121,528.40 : 168,150,799.80 = 35,468,053.20 : x
  2. Step 2: Convert to fraction form
    112,121,528.40/168,150,799.80 = 35,468,053.20/x
  3. Step 3: Cross multiply
    112,121,528.40x = 168,150,799.80 × 35,468,053.20
  4. Step 4: Simplify right side
    112,121,528.40x = 5,963,981,512,928,950
  5. Step 5: Solve for x
    x = 5,963,981,512,928,950/112,121,528.40
  6. Step 6: Final answer
    x = 53,192,117.50

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1.5x scale

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.