Home / 419,907,029.70-629,860,544.55-236,241,020.10

Finding the Fourth Proportional to 419,907,029.70, 629,860,544.55 and 236,241,020.10

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Solution

The fourth proportional to 419,907,029.70, 629,860,544.55 and 236,241,020.10 is: 354,361,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,907,029.70 : 629,860,544.55 = 236,241,020.10 : x
  2. Step 2: Convert to fraction form
    419,907,029.70/629,860,544.55 = 236,241,020.10/x
  3. Step 3: Cross multiply
    419,907,029.70x = 629,860,544.55 × 236,241,020.10
  4. Step 4: Simplify right side
    419,907,029.70x = 148,798,897,565,233,472
  5. Step 5: Solve for x
    x = 148,798,897,565,233,472/419,907,029.70
  6. Step 6: Final answer
    x = 354,361,530.15

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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.