Home / 140,092,104.40-209,571,286.20-123,085,992.40

Finding the Fourth Proportional to 140,092,104.40, 209,571,286.20 and 123,085,992.40

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Solution

The fourth proportional to 140,092,104.40, 209,571,286.20 and 123,085,992.40 is: 184,130,931.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,092,104.40 : 209,571,286.20 = 123,085,992.40 : x
  2. Step 2: Convert to fraction form
    140,092,104.40/209,571,286.20 = 123,085,992.40/x
  3. Step 3: Cross multiply
    140,092,104.40x = 209,571,286.20 × 123,085,992.40
  4. Step 4: Simplify right side
    140,092,104.40x = 25,795,289,740,471,424
  5. Step 5: Solve for x
    x = 25,795,289,740,471,424/140,092,104.40
  6. Step 6: Final answer
    x = 184,130,931.94

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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.