Home / 33,145,448,113.80-49,718,172,170.70-19,921,495,422.60

Finding the Fourth Proportional to 33,145,448,113.80, 49,718,172,170.70 and 19,921,495,422.60

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Solution

The fourth proportional to 33,145,448,113.80, 49,718,172,170.70 and 19,921,495,422.60 is: 29,882,243,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145,448,113.80 : 49,718,172,170.70 = 19,921,495,422.60 : x
  2. Step 2: Convert to fraction form
    33,145,448,113.80/49,718,172,170.70 = 19,921,495,422.60/x
  3. Step 3: Cross multiply
    33,145,448,113.80x = 49,718,172,170.70 × 19,921,495,422.60
  4. Step 4: Simplify right side
    33,145,448,113.80x = 990,460,339,318,638,641,152
  5. Step 5: Solve for x
    x = 990,460,339,318,638,641,152/33,145,448,113.80
  6. Step 6: Final answer
    x = 29,882,243,133.90

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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.