Home / 199,331,233.70-298,996,850.55-145,583,521.70

Finding the Fourth Proportional to 199,331,233.70, 298,996,850.55 and 145,583,521.70

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Solution

The fourth proportional to 199,331,233.70, 298,996,850.55 and 145,583,521.70 is: 218,375,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,331,233.70 : 298,996,850.55 = 145,583,521.70 : x
  2. Step 2: Convert to fraction form
    199,331,233.70/298,996,850.55 = 145,583,521.70/x
  3. Step 3: Cross multiply
    199,331,233.70x = 298,996,850.55 × 145,583,521.70
  4. Step 4: Simplify right side
    199,331,233.70x = 43,529,014,480,277,584
  5. Step 5: Solve for x
    x = 43,529,014,480,277,584/199,331,233.70
  6. Step 6: Final answer
    x = 218,375,282.55

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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.