Home / 324,329,486,737.05-486,153,678,707.38-109,123,315,217.82

Finding the Fourth Proportional to 324,329,486,737.05, 486,153,678,707.38 and 109,123,315,217.82

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Solution

The fourth proportional to 324,329,486,737.05, 486,153,678,707.38 and 109,123,315,217.82 is: 163,570,391,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,329,486,737.05 : 486,153,678,707.38 = 109,123,315,217.82 : x
  2. Step 2: Convert to fraction form
    324,329,486,737.05/486,153,678,707.38 = 109,123,315,217.82/x
  3. Step 3: Cross multiply
    324,329,486,737.05x = 486,153,678,707.38 × 109,123,315,217.82
  4. Step 4: Simplify right side
    324,329,486,737.05x = 53,050,701,125,888,222,691,328
  5. Step 5: Solve for x
    x = 53,050,701,125,888,222,691,328/324,329,486,737.05
  6. Step 6: Final answer
    x = 163,570,391,516.39

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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.