Home / 269,136,644.63-371,408,719.03-145,377,322.97

Finding the Fourth Proportional to 269,136,644.63, 371,408,719.03 and 145,377,322.97

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Solution

The fourth proportional to 269,136,644.63, 371,408,719.03 and 145,377,322.97 is: 200,620,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136,644.63 : 371,408,719.03 = 145,377,322.97 : x
  2. Step 2: Convert to fraction form
    269,136,644.63/371,408,719.03 = 145,377,322.97/x
  3. Step 3: Cross multiply
    269,136,644.63x = 371,408,719.03 × 145,377,322.97
  4. Step 4: Simplify right side
    269,136,644.63x = 53,994,405,298,077,808
  5. Step 5: Solve for x
    x = 53,994,405,298,077,808/269,136,644.63
  6. Step 6: Final answer
    x = 200,620,786.42

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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.