Home / 218,223,492.19-327,378,360.45-80,050,382.22

Finding the Fourth Proportional to 218,223,492.19, 327,378,360.45 and 80,050,382.22

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Solution

The fourth proportional to 218,223,492.19, 327,378,360.45 and 80,050,382.22 is: 120,091,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,223,492.19 : 327,378,360.45 = 80,050,382.22 : x
  2. Step 2: Convert to fraction form
    218,223,492.19/327,378,360.45 = 80,050,382.22/x
  3. Step 3: Cross multiply
    218,223,492.19x = 327,378,360.45 × 80,050,382.22
  4. Step 4: Simplify right side
    218,223,492.19x = 26,206,762,886,107,288
  5. Step 5: Solve for x
    x = 26,206,762,886,107,288/218,223,492.19
  6. Step 6: Final answer
    x = 120,091,391.74

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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.