Home / 89,519,036.08-123,529,203.48-50,353,015.36

Finding the Fourth Proportional to 89,519,036.08, 123,529,203.48 and 50,353,015.36

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Solution

The fourth proportional to 89,519,036.08, 123,529,203.48 and 50,353,015.36 is: 69,483,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,519,036.08 : 123,529,203.48 = 50,353,015.36 : x
  2. Step 2: Convert to fraction form
    89,519,036.08/123,529,203.48 = 50,353,015.36/x
  3. Step 3: Cross multiply
    89,519,036.08x = 123,529,203.48 × 50,353,015.36
  4. Step 4: Simplify right side
    89,519,036.08x = 6,220,067,880,237,006
  5. Step 5: Solve for x
    x = 6,220,067,880,237,006/89,519,036.08
  6. Step 6: Final answer
    x = 69,483,186.51

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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.