Home / 780,188,119.59-1,170,157,604.41-227,361,235.70

Finding the Fourth Proportional to 780,188,119.59, 1,170,157,604.41 and 227,361,235.70

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Solution

The fourth proportional to 780,188,119.59, 1,170,157,604.41 and 227,361,235.70 is: 341,005,550.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,188,119.59 : 1,170,157,604.41 = 227,361,235.70 : x
  2. Step 2: Convert to fraction form
    780,188,119.59/1,170,157,604.41 = 227,361,235.70/x
  3. Step 3: Cross multiply
    780,188,119.59x = 1,170,157,604.41 × 227,361,235.70
  4. Step 4: Simplify right side
    780,188,119.59x = 266,048,478,906,905,408
  5. Step 5: Solve for x
    x = 266,048,478,906,905,408/780,188,119.59
  6. Step 6: Final answer
    x = 341,005,550.11

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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.