Home / 85,276,340.88-117,681,702.72-46,118,116.80

Finding the Fourth Proportional to 85,276,340.88, 117,681,702.72 and 46,118,116.80

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Solution

The fourth proportional to 85,276,340.88, 117,681,702.72 and 46,118,116.80 is: 63,643,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,276,340.88 : 117,681,702.72 = 46,118,116.80 : x
  2. Step 2: Convert to fraction form
    85,276,340.88/117,681,702.72 = 46,118,116.80/x
  3. Step 3: Cross multiply
    85,276,340.88x = 117,681,702.72 × 46,118,116.80
  4. Step 4: Simplify right side
    85,276,340.88x = 5,427,258,511,263,837
  5. Step 5: Solve for x
    x = 5,427,258,511,263,837/85,276,340.88
  6. Step 6: Final answer
    x = 63,643,191.71

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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.