Home / 7,558,287,002.20-11,337,430,503.30-5,191,036,211.80

Finding the Fourth Proportional to 7,558,287,002.20, 11,337,430,503.30 and 5,191,036,211.80

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Solution

The fourth proportional to 7,558,287,002.20, 11,337,430,503.30 and 5,191,036,211.80 is: 7,786,554,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,287,002.20 : 11,337,430,503.30 = 5,191,036,211.80 : x
  2. Step 2: Convert to fraction form
    7,558,287,002.20/11,337,430,503.30 = 5,191,036,211.80/x
  3. Step 3: Cross multiply
    7,558,287,002.20x = 11,337,430,503.30 × 5,191,036,211.80
  4. Step 4: Simplify right side
    7,558,287,002.20x = 58,853,012,291,396,198,400
  5. Step 5: Solve for x
    x = 58,853,012,291,396,198,400/7,558,287,002.20
  6. Step 6: Final answer
    x = 7,786,554,317.70

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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.