Home / 11,948,942,783.70-17,923,414,175.55-6,438,962,495.70

Finding the Fourth Proportional to 11,948,942,783.70, 17,923,414,175.55 and 6,438,962,495.70

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Solution

The fourth proportional to 11,948,942,783.70, 17,923,414,175.55 and 6,438,962,495.70 is: 9,658,443,743.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948,942,783.70 : 17,923,414,175.55 = 6,438,962,495.70 : x
  2. Step 2: Convert to fraction form
    11,948,942,783.70/17,923,414,175.55 = 6,438,962,495.70/x
  3. Step 3: Cross multiply
    11,948,942,783.70x = 17,923,414,175.55 × 6,438,962,495.70
  4. Step 4: Simplify right side
    11,948,942,783.70x = 115,408,191,671,264,182,272
  5. Step 5: Solve for x
    x = 115,408,191,671,264,182,272/11,948,942,783.70
  6. Step 6: Final answer
    x = 9,658,443,743.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.