Home / 33,145,448,149.80-49,718,172,224.70-19,921,495,458.60

Finding the Fourth Proportional to 33,145,448,149.80, 49,718,172,224.70 and 19,921,495,458.60

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Solution

The fourth proportional to 33,145,448,149.80, 49,718,172,224.70 and 19,921,495,458.60 is: 29,882,243,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145,448,149.80 : 49,718,172,224.70 = 19,921,495,458.60 : x
  2. Step 2: Convert to fraction form
    33,145,448,149.80/49,718,172,224.70 = 19,921,495,458.60/x
  3. Step 3: Cross multiply
    33,145,448,149.80x = 49,718,172,224.70 × 19,921,495,458.60
  4. Step 4: Simplify right side
    33,145,448,149.80x = 990,460,342,184,253,587,456
  5. Step 5: Solve for x
    x = 990,460,342,184,253,587,456/33,145,448,149.80
  6. Step 6: Final answer
    x = 29,882,243,187.90

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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.