Home / 455,437,522.80-683,156,284.20-225,855,010.80

Finding the Fourth Proportional to 455,437,522.80, 683,156,284.20 and 225,855,010.80

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Solution

The fourth proportional to 455,437,522.80, 683,156,284.20 and 225,855,010.80 is: 338,782,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,437,522.80 : 683,156,284.20 = 225,855,010.80 : x
  2. Step 2: Convert to fraction form
    455,437,522.80/683,156,284.20 = 225,855,010.80/x
  3. Step 3: Cross multiply
    455,437,522.80x = 683,156,284.20 × 225,855,010.80
  4. Step 4: Simplify right side
    455,437,522.80x = 154,294,269,946,078,880
  5. Step 5: Solve for x
    x = 154,294,269,946,078,880/455,437,522.80
  6. Step 6: Final answer
    x = 338,782,516.20

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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.