Home / 494,737,307.55-742,105,961.33-447,120,193.95

Finding the Fourth Proportional to 494,737,307.55, 742,105,961.33 and 447,120,193.95

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Solution

The fourth proportional to 494,737,307.55, 742,105,961.33 and 447,120,193.95 is: 670,680,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,737,307.55 : 742,105,961.33 = 447,120,193.95 : x
  2. Step 2: Convert to fraction form
    494,737,307.55/742,105,961.33 = 447,120,193.95/x
  3. Step 3: Cross multiply
    494,737,307.55x = 742,105,961.33 × 447,120,193.95
  4. Step 4: Simplify right side
    494,737,307.55x = 331,810,561,359,085,184
  5. Step 5: Solve for x
    x = 331,810,561,359,085,184/494,737,307.55
  6. Step 6: Final answer
    x = 670,680,290.93

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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.