Home / 379,197,631.80-568,796,447.70-264,311,897.40

Finding the Fourth Proportional to 379,197,631.80, 568,796,447.70 and 264,311,897.40

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Solution

The fourth proportional to 379,197,631.80, 568,796,447.70 and 264,311,897.40 is: 396,467,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,197,631.80 : 568,796,447.70 = 264,311,897.40 : x
  2. Step 2: Convert to fraction form
    379,197,631.80/568,796,447.70 = 264,311,897.40/x
  3. Step 3: Cross multiply
    379,197,631.80x = 568,796,447.70 × 264,311,897.40
  4. Step 4: Simplify right side
    379,197,631.80x = 150,339,668,325,966,880
  5. Step 5: Solve for x
    x = 150,339,668,325,966,880/379,197,631.80
  6. Step 6: Final answer
    x = 396,467,846.10

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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.