Home / 69,585,163.29-104,377,080.74-42,298,991.37

Finding the Fourth Proportional to 69,585,163.29, 104,377,080.74 and 42,298,991.37

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Solution

The fourth proportional to 69,585,163.29, 104,377,080.74 and 42,298,991.37 is: 63,448,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,585,163.29 : 104,377,080.74 = 42,298,991.37 : x
  2. Step 2: Convert to fraction form
    69,585,163.29/104,377,080.74 = 42,298,991.37/x
  3. Step 3: Cross multiply
    69,585,163.29x = 104,377,080.74 × 42,298,991.37
  4. Step 4: Simplify right side
    69,585,163.29x = 4,415,045,237,235,558
  5. Step 5: Solve for x
    x = 4,415,045,237,235,558/69,585,163.29
  6. Step 6: Final answer
    x = 63,448,083.31

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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.