Home / 269,139,051.44-371,412,053.70-145,379,783.24

Finding the Fourth Proportional to 269,139,051.44, 371,412,053.70 and 145,379,783.24

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Solution

The fourth proportional to 269,139,051.44, 371,412,053.70 and 145,379,783.24 is: 200,624,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,139,051.44 : 371,412,053.70 = 145,379,783.24 : x
  2. Step 2: Convert to fraction form
    269,139,051.44/371,412,053.70 = 145,379,783.24/x
  3. Step 3: Cross multiply
    269,139,051.44x = 371,412,053.70 × 145,379,783.24
  4. Step 4: Simplify right side
    269,139,051.44x = 53,995,803,859,629,240
  5. Step 5: Solve for x
    x = 53,995,803,859,629,240/269,139,051.44
  6. Step 6: Final answer
    x = 200,624,188.76

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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.