Home / 7,419,620,615.80-11,129,430,923.70-2,512,294,421.80

Finding the Fourth Proportional to 7,419,620,615.80, 11,129,430,923.70 and 2,512,294,421.80

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Solution

The fourth proportional to 7,419,620,615.80, 11,129,430,923.70 and 2,512,294,421.80 is: 3,768,441,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419,620,615.80 : 11,129,430,923.70 = 2,512,294,421.80 : x
  2. Step 2: Convert to fraction form
    7,419,620,615.80/11,129,430,923.70 = 2,512,294,421.80/x
  3. Step 3: Cross multiply
    7,419,620,615.80x = 11,129,430,923.70 × 2,512,294,421.80
  4. Step 4: Simplify right side
    7,419,620,615.80x = 27,960,407,227,419,934,720
  5. Step 5: Solve for x
    x = 27,960,407,227,419,934,720/7,419,620,615.80
  6. Step 6: Final answer
    x = 3,768,441,632.70

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