Home / 85,416,454.15-117,874,078.11-46,257,322.48

Finding the Fourth Proportional to 85,416,454.15, 117,874,078.11 and 46,257,322.48

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Solution

The fourth proportional to 85,416,454.15, 117,874,078.11 and 46,257,322.48 is: 63,834,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,416,454.15 : 117,874,078.11 = 46,257,322.48 : x
  2. Step 2: Convert to fraction form
    85,416,454.15/117,874,078.11 = 46,257,322.48/x
  3. Step 3: Cross multiply
    85,416,454.15x = 117,874,078.11 × 46,257,322.48
  4. Step 4: Simplify right side
    85,416,454.15x = 5,452,539,243,166,978
  5. Step 5: Solve for x
    x = 5,452,539,243,166,978/85,416,454.15
  6. Step 6: Final answer
    x = 63,834,764.59

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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.