Home / 255,922,269.57-383,894,329.33-100,509,758.80

Finding the Fourth Proportional to 255,922,269.57, 383,894,329.33 and 100,509,758.80

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Solution

The fourth proportional to 255,922,269.57, 383,894,329.33 and 100,509,758.80 is: 150,768,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,922,269.57 : 383,894,329.33 = 100,509,758.80 : x
  2. Step 2: Convert to fraction form
    255,922,269.57/383,894,329.33 = 100,509,758.80/x
  3. Step 3: Cross multiply
    255,922,269.57x = 383,894,329.33 × 100,509,758.80
  4. Step 4: Simplify right side
    255,922,269.57x = 38,585,126,445,646,064
  5. Step 5: Solve for x
    x = 38,585,126,445,646,064/255,922,269.57
  6. Step 6: Final answer
    x = 150,768,928.83

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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.