Home / 447,179,316.36-670,777,950.42-119,654,311.38

Finding the Fourth Proportional to 447,179,316.36, 670,777,950.42 and 119,654,311.38

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Solution

The fourth proportional to 447,179,316.36, 670,777,950.42 and 119,654,311.38 is: 179,483,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,179,316.36 : 670,777,950.42 = 119,654,311.38 : x
  2. Step 2: Convert to fraction form
    447,179,316.36/670,777,950.42 = 119,654,311.38/x
  3. Step 3: Cross multiply
    447,179,316.36x = 670,777,950.42 × 119,654,311.38
  4. Step 4: Simplify right side
    447,179,316.36x = 80,261,473,746,392,880
  5. Step 5: Solve for x
    x = 80,261,473,746,392,880/447,179,316.36
  6. Step 6: Final answer
    x = 179,483,868.80

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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.