Home / 203,423,179,578.20-305,134,769,367.30-61,931,477,432.60

Finding the Fourth Proportional to 203,423,179,578.20, 305,134,769,367.30 and 61,931,477,432.60

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Solution

The fourth proportional to 203,423,179,578.20, 305,134,769,367.30 and 61,931,477,432.60 is: 92,897,216,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,578.20 : 305,134,769,367.30 = 61,931,477,432.60 : x
  2. Step 2: Convert to fraction form
    203,423,179,578.20/305,134,769,367.30 = 61,931,477,432.60/x
  3. Step 3: Cross multiply
    203,423,179,578.20x = 305,134,769,367.30 × 61,931,477,432.60
  4. Step 4: Simplify right side
    203,423,179,578.20x = 18,897,447,082,972,543,975,424
  5. Step 5: Solve for x
    x = 18,897,447,082,972,543,975,424/203,423,179,578.20
  6. Step 6: Final answer
    x = 92,897,216,148.90

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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.