Home / 215,783,999.70-323,675,999.55-94,615,451.70

Finding the Fourth Proportional to 215,783,999.70, 323,675,999.55 and 94,615,451.70

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Solution

The fourth proportional to 215,783,999.70, 323,675,999.55 and 94,615,451.70 is: 141,923,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,783,999.70 : 323,675,999.55 = 94,615,451.70 : x
  2. Step 2: Convert to fraction form
    215,783,999.70/323,675,999.55 = 94,615,451.70/x
  3. Step 3: Cross multiply
    215,783,999.70x = 323,675,999.55 × 94,615,451.70
  4. Step 4: Simplify right side
    215,783,999.70x = 30,624,750,901,872,248
  5. Step 5: Solve for x
    x = 30,624,750,901,872,248/215,783,999.70
  6. Step 6: Final answer
    x = 141,923,177.55

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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.