Home / 3,750,111,872.72-5,174,678,728.80-2,056,120,747.26

Finding the Fourth Proportional to 3,750,111,872.72, 5,174,678,728.80 and 2,056,120,747.26

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Solution

The fourth proportional to 3,750,111,872.72, 5,174,678,728.80 and 2,056,120,747.26 is: 2,837,185,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750,111,872.72 : 5,174,678,728.80 = 2,056,120,747.26 : x
  2. Step 2: Convert to fraction form
    3,750,111,872.72/5,174,678,728.80 = 2,056,120,747.26/x
  3. Step 3: Cross multiply
    3,750,111,872.72x = 5,174,678,728.80 × 2,056,120,747.26
  4. Step 4: Simplify right side
    3,750,111,872.72x = 10,639,764,294,690,682,880
  5. Step 5: Solve for x
    x = 10,639,764,294,690,682,880/3,750,111,872.72
  6. Step 6: Final answer
    x = 2,837,185,837.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.