Home / 12,626,257,195.40-17,423,525,991.20-6,910,529,981.72

Finding the Fourth Proportional to 12,626,257,195.40, 17,423,525,991.20 and 6,910,529,981.72

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Solution

The fourth proportional to 12,626,257,195.40, 17,423,525,991.20 and 6,910,529,981.72 is: 9,536,143,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626,257,195.40 : 17,423,525,991.20 = 6,910,529,981.72 : x
  2. Step 2: Convert to fraction form
    12,626,257,195.40/17,423,525,991.20 = 6,910,529,981.72/x
  3. Step 3: Cross multiply
    12,626,257,195.40x = 17,423,525,991.20 × 6,910,529,981.72
  4. Step 4: Simplify right side
    12,626,257,195.40x = 120,405,798,749,465,296,896
  5. Step 5: Solve for x
    x = 120,405,798,749,465,296,896/12,626,257,195.40
  6. Step 6: Final answer
    x = 9,536,143,362.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.