Home / 2,825,266,339.50-3,898,836,608.57-1,555,080,166.37

Finding the Fourth Proportional to 2,825,266,339.50, 3,898,836,608.57 and 1,555,080,166.37

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Solution

The fourth proportional to 2,825,266,339.50, 3,898,836,608.57 and 1,555,080,166.37 is: 2,145,993,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,266,339.50 : 3,898,836,608.57 = 1,555,080,166.37 : x
  2. Step 2: Convert to fraction form
    2,825,266,339.50/3,898,836,608.57 = 1,555,080,166.37/x
  3. Step 3: Cross multiply
    2,825,266,339.50x = 3,898,836,608.57 × 1,555,080,166.37
  4. Step 4: Simplify right side
    2,825,266,339.50x = 6,063,003,481,912,518,656
  5. Step 5: Solve for x
    x = 6,063,003,481,912,518,656/2,825,266,339.50
  6. Step 6: Final answer
    x = 2,145,993,599.66

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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.