Home / 202,482,063.14-303,833,664.87-85,879,282.10

Finding the Fourth Proportional to 202,482,063.14, 303,833,664.87 and 85,879,282.10

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Solution

The fourth proportional to 202,482,063.14, 303,833,664.87 and 85,879,282.10 is: 128,865,819.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,482,063.14 : 303,833,664.87 = 85,879,282.10 : x
  2. Step 2: Convert to fraction form
    202,482,063.14/303,833,664.87 = 85,879,282.10/x
  3. Step 3: Cross multiply
    202,482,063.14x = 303,833,664.87 × 85,879,282.10
  4. Step 4: Simplify right side
    202,482,063.14x = 26,093,017,016,847,588
  5. Step 5: Solve for x
    x = 26,093,017,016,847,588/202,482,063.14
  6. Step 6: Final answer
    x = 128,865,819.58

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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.