Home / 2,782,601,788.68-3,839,967,833.22-1,529,525,321.64

Finding the Fourth Proportional to 2,782,601,788.68, 3,839,967,833.22 and 1,529,525,321.64

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Solution

The fourth proportional to 2,782,601,788.68, 3,839,967,833.22 and 1,529,525,321.64 is: 2,110,732,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,601,788.68 : 3,839,967,833.22 = 1,529,525,321.64 : x
  2. Step 2: Convert to fraction form
    2,782,601,788.68/3,839,967,833.22 = 1,529,525,321.64/x
  3. Step 3: Cross multiply
    2,782,601,788.68x = 3,839,967,833.22 × 1,529,525,321.64
  4. Step 4: Simplify right side
    2,782,601,788.68x = 5,873,328,035,193,074,688
  5. Step 5: Solve for x
    x = 5,873,328,035,193,074,688/2,782,601,788.68
  6. Step 6: Final answer
    x = 2,110,732,501.89

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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.