Home / 55,504,405.44-83,256,141.12-43,384,063.68

Finding the Fourth Proportional to 55,504,405.44, 83,256,141.12 and 43,384,063.68

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Solution

The fourth proportional to 55,504,405.44, 83,256,141.12 and 43,384,063.68 is: 65,075,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,504,405.44 : 83,256,141.12 = 43,384,063.68 : x
  2. Step 2: Convert to fraction form
    55,504,405.44/83,256,141.12 = 43,384,063.68/x
  3. Step 3: Cross multiply
    55,504,405.44x = 83,256,141.12 × 43,384,063.68
  4. Step 4: Simplify right side
    55,504,405.44x = 3,611,989,728,101,146.50
  5. Step 5: Solve for x
    x = 3,611,989,728,101,146.50/55,504,405.44
  6. Step 6: Final answer
    x = 65,075,730.47

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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.