Home / 117,467,378,986.52-176,075,619,445.20-66,994,131,588.50

Finding the Fourth Proportional to 117,467,378,986.52, 176,075,619,445.20 and 66,994,131,588.50

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Solution

The fourth proportional to 117,467,378,986.52, 176,075,619,445.20 and 66,994,131,588.50 is: 100,419,651,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,467,378,986.52 : 176,075,619,445.20 = 66,994,131,588.50 : x
  2. Step 2: Convert to fraction form
    117,467,378,986.52/176,075,619,445.20 = 66,994,131,588.50/x
  3. Step 3: Cross multiply
    117,467,378,986.52x = 176,075,619,445.20 × 66,994,131,588.50
  4. Step 4: Simplify right side
    117,467,378,986.52x = 11,796,033,218,638,380,007,424
  5. Step 5: Solve for x
    x = 11,796,033,218,638,380,007,424/117,467,378,986.52
  6. Step 6: Final answer
    x = 100,419,651,144.10

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1.5x scale

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.