Home / 236,749,292.80-355,123,939.20-194,234,012.80

Finding the Fourth Proportional to 236,749,292.80, 355,123,939.20 and 194,234,012.80

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Solution

The fourth proportional to 236,749,292.80, 355,123,939.20 and 194,234,012.80 is: 291,351,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,749,292.80 : 355,123,939.20 = 194,234,012.80 : x
  2. Step 2: Convert to fraction form
    236,749,292.80/355,123,939.20 = 194,234,012.80/x
  3. Step 3: Cross multiply
    236,749,292.80x = 355,123,939.20 × 194,234,012.80
  4. Step 4: Simplify right side
    236,749,292.80x = 68,977,147,752,159,224
  5. Step 5: Solve for x
    x = 68,977,147,752,159,224/236,749,292.80
  6. Step 6: Final answer
    x = 291,351,019.20

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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.