Home / 78,052,157.94-117,032,854.82-29,533,759.77

Finding the Fourth Proportional to 78,052,157.94, 117,032,854.82 and 29,533,759.77

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Solution

The fourth proportional to 78,052,157.94, 117,032,854.82 and 29,533,759.77 is: 44,283,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,052,157.94 : 117,032,854.82 = 29,533,759.77 : x
  2. Step 2: Convert to fraction form
    78,052,157.94/117,032,854.82 = 29,533,759.77/x
  3. Step 3: Cross multiply
    78,052,157.94x = 117,032,854.82 × 29,533,759.77
  4. Step 4: Simplify right side
    78,052,157.94x = 3,456,420,218,718,333.50
  5. Step 5: Solve for x
    x = 3,456,420,218,718,333.50/78,052,157.94
  6. Step 6: Final answer
    x = 44,283,467.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.