Home / 269,136,769.84-371,408,892.24-145,377,448

Finding the Fourth Proportional to 269,136,769.84, 371,408,892.24 and 145,377,448

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Solution

The fourth proportional to 269,136,769.84, 371,408,892.24 and 145,377,448 is: 200,620,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136,769.84 : 371,408,892.24 = 145,377,448 : x
  2. Step 2: Convert to fraction form
    269,136,769.84/371,408,892.24 = 145,377,448/x
  3. Step 3: Cross multiply
    269,136,769.84x = 371,408,892.24 × 145,377,448
  4. Step 4: Simplify right side
    269,136,769.84x = 53,994,476,918,358,208
  5. Step 5: Solve for x
    x = 53,994,476,918,358,208/269,136,769.84
  6. Step 6: Final answer
    x = 200,620,959.19

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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.