Home / 12,439,753,453.60-18,659,630,180.40-12,095,379,685.60

Finding the Fourth Proportional to 12,439,753,453.60, 18,659,630,180.40 and 12,095,379,685.60

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Solution

The fourth proportional to 12,439,753,453.60, 18,659,630,180.40 and 12,095,379,685.60 is: 18,143,069,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,439,753,453.60 : 18,659,630,180.40 = 12,095,379,685.60 : x
  2. Step 2: Convert to fraction form
    12,439,753,453.60/18,659,630,180.40 = 12,095,379,685.60/x
  3. Step 3: Cross multiply
    12,439,753,453.60x = 18,659,630,180.40 × 12,095,379,685.60
  4. Step 4: Simplify right side
    12,439,753,453.60x = 225,695,311,824,818,864,128
  5. Step 5: Solve for x
    x = 225,695,311,824,818,864,128/12,439,753,453.60
  6. Step 6: Final answer
    x = 18,143,069,528.40

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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.