Home / 38,659,510,912.10-53,319,901,520.21-25,115,511,921.30

Finding the Fourth Proportional to 38,659,510,912.10, 53,319,901,520.21 and 25,115,511,921.30

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Solution

The fourth proportional to 38,659,510,912.10, 53,319,901,520.21 and 25,115,511,921.30 is: 34,639,771,447.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,659,510,912.10 : 53,319,901,520.21 = 25,115,511,921.30 : x
  2. Step 2: Convert to fraction form
    38,659,510,912.10/53,319,901,520.21 = 25,115,511,921.30/x
  3. Step 3: Cross multiply
    38,659,510,912.10x = 53,319,901,520.21 × 25,115,511,921.30
  4. Step 4: Simplify right side
    38,659,510,912.10x = 1,339,156,622,273,250,590,720
  5. Step 5: Solve for x
    x = 1,339,156,622,273,250,590,720/38,659,510,912.10
  6. Step 6: Final answer
    x = 34,639,771,447.66

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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.