Home / 112,173,082.20-168,259,623.30-106,882,291.80

Finding the Fourth Proportional to 112,173,082.20, 168,259,623.30 and 106,882,291.80

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Solution

The fourth proportional to 112,173,082.20, 168,259,623.30 and 106,882,291.80 is: 160,323,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,173,082.20 : 168,259,623.30 = 106,882,291.80 : x
  2. Step 2: Convert to fraction form
    112,173,082.20/168,259,623.30 = 106,882,291.80/x
  3. Step 3: Cross multiply
    112,173,082.20x = 168,259,623.30 × 106,882,291.80
  4. Step 4: Simplify right side
    112,173,082.20x = 17,983,974,155,708,680
  5. Step 5: Solve for x
    x = 17,983,974,155,708,680/112,173,082.20
  6. Step 6: Final answer
    x = 160,323,437.70

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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.