Home / 632,368,408.86-948,876,880.41-305,123,006.70

Finding the Fourth Proportional to 632,368,408.86, 948,876,880.41 and 305,123,006.70

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Solution

The fourth proportional to 632,368,408.86, 948,876,880.41 and 305,123,006.70 is: 457,840,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,368,408.86 : 948,876,880.41 = 305,123,006.70 : x
  2. Step 2: Convert to fraction form
    632,368,408.86/948,876,880.41 = 305,123,006.70/x
  3. Step 3: Cross multiply
    632,368,408.86x = 948,876,880.41 × 305,123,006.70
  4. Step 4: Simplify right side
    632,368,408.86x = 289,524,166,738,815,488
  5. Step 5: Solve for x
    x = 289,524,166,738,815,488/632,368,408.86
  6. Step 6: Final answer
    x = 457,840,971.63

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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.