Home / 837,324,612.75-1,155,486,846.31-460,977,443.30

Finding the Fourth Proportional to 837,324,612.75, 1,155,486,846.31 and 460,977,443.30

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Solution

The fourth proportional to 837,324,612.75, 1,155,486,846.31 and 460,977,443.30 is: 636,137,244.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,324,612.75 : 1,155,486,846.31 = 460,977,443.30 : x
  2. Step 2: Convert to fraction form
    837,324,612.75/1,155,486,846.31 = 460,977,443.30/x
  3. Step 3: Cross multiply
    837,324,612.75x = 1,155,486,846.31 × 460,977,443.30
  4. Step 4: Simplify right side
    837,324,612.75x = 532,653,372,174,006,208
  5. Step 5: Solve for x
    x = 532,653,372,174,006,208/837,324,612.75
  6. Step 6: Final answer
    x = 636,137,244.82

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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.