Home / 269,136,676.13-371,408,762.52-145,377,354.47

Finding the Fourth Proportional to 269,136,676.13, 371,408,762.52 and 145,377,354.47

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Solution

The fourth proportional to 269,136,676.13, 371,408,762.52 and 145,377,354.47 is: 200,620,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136,676.13 : 371,408,762.52 = 145,377,354.47 : x
  2. Step 2: Convert to fraction form
    269,136,676.13/371,408,762.52 = 145,377,354.47/x
  3. Step 3: Cross multiply
    269,136,676.13x = 371,408,762.52 × 145,377,354.47
  4. Step 4: Simplify right side
    269,136,676.13x = 53,994,423,320,277,048
  5. Step 5: Solve for x
    x = 53,994,423,320,277,048/269,136,676.13
  6. Step 6: Final answer
    x = 200,620,829.90

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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.