Home / 296,353,174.50-408,967,380.81-165,972,982.50

Finding the Fourth Proportional to 296,353,174.50, 408,967,380.81 and 165,972,982.50

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Solution

The fourth proportional to 296,353,174.50, 408,967,380.81 and 165,972,982.50 is: 229,042,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,353,174.50 : 408,967,380.81 = 165,972,982.50 : x
  2. Step 2: Convert to fraction form
    296,353,174.50/408,967,380.81 = 165,972,982.50/x
  3. Step 3: Cross multiply
    296,353,174.50x = 408,967,380.81 × 165,972,982.50
  4. Step 4: Simplify right side
    296,353,174.50x = 67,877,535,938,248,968
  5. Step 5: Solve for x
    x = 67,877,535,938,248,968/296,353,174.50
  6. Step 6: Final answer
    x = 229,042,715.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.