Home / 31,178,100,819.80-46,767,151,229.70-25,300,788,512.60

Finding the Fourth Proportional to 31,178,100,819.80, 46,767,151,229.70 and 25,300,788,512.60

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Solution

The fourth proportional to 31,178,100,819.80, 46,767,151,229.70 and 25,300,788,512.60 is: 37,951,182,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,178,100,819.80 : 46,767,151,229.70 = 25,300,788,512.60 : x
  2. Step 2: Convert to fraction form
    31,178,100,819.80/46,767,151,229.70 = 25,300,788,512.60/x
  3. Step 3: Cross multiply
    31,178,100,819.80x = 46,767,151,229.70 × 25,300,788,512.60
  4. Step 4: Simplify right side
    31,178,100,819.80x = 1,183,245,802,599,420,526,592
  5. Step 5: Solve for x
    x = 1,183,245,802,599,420,526,592/31,178,100,819.80
  6. Step 6: Final answer
    x = 37,951,182,768.90

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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.