Home / 12,782,310,976,347-19,171,529,190,876-3,478,863,025,054.20

Finding the Fourth Proportional to 12,782,310,976,347, 19,171,529,190,876 and 3,478,863,025,054.20

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Solution

The fourth proportional to 12,782,310,976,347, 19,171,529,190,876 and 3,478,863,025,054.20 is: 5,217,767,284,750.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,782,310,976,347 : 19,171,529,190,876 = 3,478,863,025,054.20 : x
  2. Step 2: Convert to fraction form
    12,782,310,976,347/19,171,529,190,876 = 3,478,863,025,054.20/x
  3. Step 3: Cross multiply
    12,782,310,976,347x = 19,171,529,190,876 × 3,478,863,025,054.20
  4. Step 4: Simplify right side
    12,782,310,976,347x = 66,695,124,035,885,783,284,973,568
  5. Step 5: Solve for x
    x = 66,695,124,035,885,783,284,973,568/12,782,310,976,347
  6. Step 6: Final answer
    x = 5,217,767,284,750.12

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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.