Home / 13,463,200,123.20-20,194,800,184.80-12,740,015,210.40

Finding the Fourth Proportional to 13,463,200,123.20, 20,194,800,184.80 and 12,740,015,210.40

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Solution

The fourth proportional to 13,463,200,123.20, 20,194,800,184.80 and 12,740,015,210.40 is: 19,110,022,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,200,123.20 : 20,194,800,184.80 = 12,740,015,210.40 : x
  2. Step 2: Convert to fraction form
    13,463,200,123.20/20,194,800,184.80 = 12,740,015,210.40/x
  3. Step 3: Cross multiply
    13,463,200,123.20x = 20,194,800,184.80 × 12,740,015,210.40
  4. Step 4: Simplify right side
    13,463,200,123.20x = 257,282,061,525,340,717,056
  5. Step 5: Solve for x
    x = 257,282,061,525,340,717,056/13,463,200,123.20
  6. Step 6: Final answer
    x = 19,110,022,815.60

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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.