Home / 99,863,631.40-149,795,447.10-88,317,826.60

Finding the Fourth Proportional to 99,863,631.40, 149,795,447.10 and 88,317,826.60

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Solution

The fourth proportional to 99,863,631.40, 149,795,447.10 and 88,317,826.60 is: 132,476,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,863,631.40 : 149,795,447.10 = 88,317,826.60 : x
  2. Step 2: Convert to fraction form
    99,863,631.40/149,795,447.10 = 88,317,826.60/x
  3. Step 3: Cross multiply
    99,863,631.40x = 149,795,447.10 × 88,317,826.60
  4. Step 4: Simplify right side
    99,863,631.40x = 13,229,608,322,447,272
  5. Step 5: Solve for x
    x = 13,229,608,322,447,272/99,863,631.40
  6. Step 6: Final answer
    x = 132,476,739.90

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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.