Home / 255,434,793.60-383,152,190.40-112,107,561.60

Finding the Fourth Proportional to 255,434,793.60, 383,152,190.40 and 112,107,561.60

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Solution

The fourth proportional to 255,434,793.60, 383,152,190.40 and 112,107,561.60 is: 168,161,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,434,793.60 : 383,152,190.40 = 112,107,561.60 : x
  2. Step 2: Convert to fraction form
    255,434,793.60/383,152,190.40 = 112,107,561.60/x
  3. Step 3: Cross multiply
    255,434,793.60x = 383,152,190.40 × 112,107,561.60
  4. Step 4: Simplify right side
    255,434,793.60x = 42,954,257,787,442,920
  5. Step 5: Solve for x
    x = 42,954,257,787,442,920/255,434,793.60
  6. Step 6: Final answer
    x = 168,161,342.40

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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.