Home / 112,172,901.20-168,259,351.80-106,882,110.80

Finding the Fourth Proportional to 112,172,901.20, 168,259,351.80 and 106,882,110.80

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Solution

The fourth proportional to 112,172,901.20, 168,259,351.80 and 106,882,110.80 is: 160,323,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,172,901.20 : 168,259,351.80 = 106,882,110.80 : x
  2. Step 2: Convert to fraction form
    112,172,901.20/168,259,351.80 = 106,882,110.80/x
  3. Step 3: Cross multiply
    112,172,901.20x = 168,259,351.80 × 106,882,110.80
  4. Step 4: Simplify right side
    112,172,901.20x = 17,983,914,682,223,780
  5. Step 5: Solve for x
    x = 17,983,914,682,223,780/112,172,901.20
  6. Step 6: Final answer
    x = 160,323,166.20

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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.