Home / 269,136,488.48-371,408,503.38-145,377,166.28

Finding the Fourth Proportional to 269,136,488.48, 371,408,503.38 and 145,377,166.28

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Solution

The fourth proportional to 269,136,488.48, 371,408,503.38 and 145,377,166.28 is: 200,620,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136,488.48 : 371,408,503.38 = 145,377,166.28 : x
  2. Step 2: Convert to fraction form
    269,136,488.48/371,408,503.38 = 145,377,166.28/x
  3. Step 3: Cross multiply
    269,136,488.48x = 371,408,503.38 × 145,377,166.28
  4. Step 4: Simplify right side
    269,136,488.48x = 53,994,315,753,680,200
  5. Step 5: Solve for x
    x = 53,994,315,753,680,200/269,136,488.48
  6. Step 6: Final answer
    x = 200,620,570.10

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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.