Home / 18,569,088,064.80-27,853,632,097.20-12,691,775,757.60

Finding the Fourth Proportional to 18,569,088,064.80, 27,853,632,097.20 and 12,691,775,757.60

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Solution

The fourth proportional to 18,569,088,064.80, 27,853,632,097.20 and 12,691,775,757.60 is: 19,037,663,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569,088,064.80 : 27,853,632,097.20 = 12,691,775,757.60 : x
  2. Step 2: Convert to fraction form
    18,569,088,064.80/27,853,632,097.20 = 12,691,775,757.60/x
  3. Step 3: Cross multiply
    18,569,088,064.80x = 27,853,632,097.20 × 12,691,775,757.60
  4. Step 4: Simplify right side
    18,569,088,064.80x = 353,512,052,612,352,245,760
  5. Step 5: Solve for x
    x = 353,512,052,612,352,245,760/18,569,088,064.80
  6. Step 6: Final answer
    x = 19,037,663,636.40

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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.