Home / 800,255,765.06-1,199,144,012.24-555,089,040.98

Finding the Fourth Proportional to 800,255,765.06, 1,199,144,012.24 and 555,089,040.98

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Solution

The fourth proportional to 800,255,765.06, 1,199,144,012.24 and 555,089,040.98 is: 831,773,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,255,765.06 : 1,199,144,012.24 = 555,089,040.98 : x
  2. Step 2: Convert to fraction form
    800,255,765.06/1,199,144,012.24 = 555,089,040.98/x
  3. Step 3: Cross multiply
    800,255,765.06x = 1,199,144,012.24 × 555,089,040.98
  4. Step 4: Simplify right side
    800,255,765.06x = 665,631,699,746,603,008
  5. Step 5: Solve for x
    x = 665,631,699,746,603,008/800,255,765.06
  6. Step 6: Final answer
    x = 831,773,701.38

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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.