Home / 18,957,253,722.92-26,148,410,474.45-12,191,630,850.75

Finding the Fourth Proportional to 18,957,253,722.92, 26,148,410,474.45 and 12,191,630,850.75

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Solution

The fourth proportional to 18,957,253,722.92, 26,148,410,474.45 and 12,191,630,850.75 is: 16,816,347,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,957,253,722.92 : 26,148,410,474.45 = 12,191,630,850.75 : x
  2. Step 2: Convert to fraction form
    18,957,253,722.92/26,148,410,474.45 = 12,191,630,850.75/x
  3. Step 3: Cross multiply
    18,957,253,722.92x = 26,148,410,474.45 × 12,191,630,850.75
  4. Step 4: Simplify right side
    18,957,253,722.92x = 318,791,767,838,260,527,104
  5. Step 5: Solve for x
    x = 318,791,767,838,260,527,104/18,957,253,722.92
  6. Step 6: Final answer
    x = 16,816,347,583.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.