Home / 458,328,093.56-632,508,046.82-257,420,372.82

Finding the Fourth Proportional to 458,328,093.56, 632,508,046.82 and 257,420,372.82

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Solution

The fourth proportional to 458,328,093.56, 632,508,046.82 and 257,420,372.82 is: 355,248,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,328,093.56 : 632,508,046.82 = 257,420,372.82 : x
  2. Step 2: Convert to fraction form
    458,328,093.56/632,508,046.82 = 257,420,372.82/x
  3. Step 3: Cross multiply
    458,328,093.56x = 632,508,046.82 × 257,420,372.82
  4. Step 4: Simplify right side
    458,328,093.56x = 162,820,457,222,767,328
  5. Step 5: Solve for x
    x = 162,820,457,222,767,328/458,328,093.56
  6. Step 6: Final answer
    x = 355,248,695.23

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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.