Home / 837,324,619.22-1,155,486,855.23-460,977,449.77

Finding the Fourth Proportional to 837,324,619.22, 1,155,486,855.23 and 460,977,449.77

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Solution

The fourth proportional to 837,324,619.22, 1,155,486,855.23 and 460,977,449.77 is: 636,137,253.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,324,619.22 : 1,155,486,855.23 = 460,977,449.77 : x
  2. Step 2: Convert to fraction form
    837,324,619.22/1,155,486,855.23 = 460,977,449.77/x
  3. Step 3: Cross multiply
    837,324,619.22x = 1,155,486,855.23 × 460,977,449.77
  4. Step 4: Simplify right side
    837,324,619.22x = 532,653,383,763,649,856
  5. Step 5: Solve for x
    x = 532,653,383,763,649,856/837,324,619.22
  6. Step 6: Final answer
    x = 636,137,253.75

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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.