Home / 38,339,800,620.30-57,509,700,930.45-31,809,453,612.30

Finding the Fourth Proportional to 38,339,800,620.30, 57,509,700,930.45 and 31,809,453,612.30

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Solution

The fourth proportional to 38,339,800,620.30, 57,509,700,930.45 and 31,809,453,612.30 is: 47,714,180,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,339,800,620.30 : 57,509,700,930.45 = 31,809,453,612.30 : x
  2. Step 2: Convert to fraction form
    38,339,800,620.30/57,509,700,930.45 = 31,809,453,612.30/x
  3. Step 3: Cross multiply
    38,339,800,620.30x = 57,509,700,930.45 × 31,809,453,612.30
  4. Step 4: Simplify right side
    38,339,800,620.30x = 1,829,352,164,004,395,220,992
  5. Step 5: Solve for x
    x = 1,829,352,164,004,395,220,992/38,339,800,620.30
  6. Step 6: Final answer
    x = 47,714,180,418.45

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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.