Home / 1,482,298,631.76-2,223,463,912.72-447,168,480.80

Finding the Fourth Proportional to 1,482,298,631.76, 2,223,463,912.72 and 447,168,480.80

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Solution

The fourth proportional to 1,482,298,631.76, 2,223,463,912.72 and 447,168,480.80 is: 670,757,537.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,298,631.76 : 2,223,463,912.72 = 447,168,480.80 : x
  2. Step 2: Convert to fraction form
    1,482,298,631.76/2,223,463,912.72 = 447,168,480.80/x
  3. Step 3: Cross multiply
    1,482,298,631.76x = 2,223,463,912.72 × 447,168,480.80
  4. Step 4: Simplify right side
    1,482,298,631.76x = 994,262,979,964,626,176
  5. Step 5: Solve for x
    x = 994,262,979,964,626,176/1,482,298,631.76
  6. Step 6: Final answer
    x = 670,757,537.42

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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.