Home / 203,423,179,626.45-305,134,769,439.68-61,931,477,480.85

Finding the Fourth Proportional to 203,423,179,626.45, 305,134,769,439.68 and 61,931,477,480.85

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Solution

The fourth proportional to 203,423,179,626.45, 305,134,769,439.68 and 61,931,477,480.85 is: 92,897,216,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,626.45 : 305,134,769,439.68 = 61,931,477,480.85 : x
  2. Step 2: Convert to fraction form
    203,423,179,626.45/305,134,769,439.68 = 61,931,477,480.85/x
  3. Step 3: Cross multiply
    203,423,179,626.45x = 305,134,769,439.68 × 61,931,477,480.85
  4. Step 4: Simplify right side
    203,423,179,626.45x = 18,897,447,102,177,897,086,976
  5. Step 5: Solve for x
    x = 18,897,447,102,177,897,086,976/203,423,179,626.45
  6. Step 6: Final answer
    x = 92,897,216,221.28

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Double scale
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1.5x scale

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.