Home / 122,193,998.40-183,286,850.40-31,318,478.40

Finding the Fourth Proportional to 122,193,998.40, 183,286,850.40 and 31,318,478.40

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Solution

The fourth proportional to 122,193,998.40, 183,286,850.40 and 31,318,478.40 is: 46,976,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,193,998.40 : 183,286,850.40 = 31,318,478.40 : x
  2. Step 2: Convert to fraction form
    122,193,998.40/183,286,850.40 = 31,318,478.40/x
  3. Step 3: Cross multiply
    122,193,998.40x = 183,286,850.40 × 31,318,478.40
  4. Step 4: Simplify right side
    122,193,998.40x = 5,740,265,265,256,431
  5. Step 5: Solve for x
    x = 5,740,265,265,256,431/122,193,998.40
  6. Step 6: Final answer
    x = 46,976,654.67

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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.