Home / 1,105,237,194.06-1,525,361,073.24-629,043,342.60

Finding the Fourth Proportional to 1,105,237,194.06, 1,525,361,073.24 and 629,043,342.60

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Solution

The fourth proportional to 1,105,237,194.06, 1,525,361,073.24 and 629,043,342.60 is: 868,155,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,237,194.06 : 1,525,361,073.24 = 629,043,342.60 : x
  2. Step 2: Convert to fraction form
    1,105,237,194.06/1,525,361,073.24 = 629,043,342.60/x
  3. Step 3: Cross multiply
    1,105,237,194.06x = 1,525,361,073.24 × 629,043,342.60
  4. Step 4: Simplify right side
    1,105,237,194.06x = 959,518,228,182,813,056
  5. Step 5: Solve for x
    x = 959,518,228,182,813,056/1,105,237,194.06
  6. Step 6: Final answer
    x = 868,155,933.71

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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.