Home / 3,990,758,774.58-5,504,652,162.32-2,559,562,957.53

Finding the Fourth Proportional to 3,990,758,774.58, 5,504,652,162.32 and 2,559,562,957.53

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Solution

The fourth proportional to 3,990,758,774.58, 5,504,652,162.32 and 2,559,562,957.53 is: 3,530,532,553.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,758,774.58 : 5,504,652,162.32 = 2,559,562,957.53 : x
  2. Step 2: Convert to fraction form
    3,990,758,774.58/5,504,652,162.32 = 2,559,562,957.53/x
  3. Step 3: Cross multiply
    3,990,758,774.58x = 5,504,652,162.32 × 2,559,562,957.53
  4. Step 4: Simplify right side
    3,990,758,774.58x = 14,089,503,768,748,890,112
  5. Step 5: Solve for x
    x = 14,089,503,768,748,890,112/3,990,758,774.58
  6. Step 6: Final answer
    x = 3,530,532,553.98

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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.