Home / 837,324,613.75-1,155,486,847.69-460,977,444.30

Finding the Fourth Proportional to 837,324,613.75, 1,155,486,847.69 and 460,977,444.30

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Solution

The fourth proportional to 837,324,613.75, 1,155,486,847.69 and 460,977,444.30 is: 636,137,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,324,613.75 : 1,155,486,847.69 = 460,977,444.30 : x
  2. Step 2: Convert to fraction form
    837,324,613.75/1,155,486,847.69 = 460,977,444.30/x
  3. Step 3: Cross multiply
    837,324,613.75x = 1,155,486,847.69 × 460,977,444.30
  4. Step 4: Simplify right side
    837,324,613.75x = 532,653,373,970,399,616
  5. Step 5: Solve for x
    x = 532,653,373,970,399,616/837,324,613.75
  6. Step 6: Final answer
    x = 636,137,246.20

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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.