Home / 69,340,758.77-95,686,837.21-37,978,944.58

Finding the Fourth Proportional to 69,340,758.77, 95,686,837.21 and 37,978,944.58

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Solution

The fourth proportional to 69,340,758.77, 95,686,837.21 and 37,978,944.58 is: 52,409,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,340,758.77 : 95,686,837.21 = 37,978,944.58 : x
  2. Step 2: Convert to fraction form
    69,340,758.77/95,686,837.21 = 37,978,944.58/x
  3. Step 3: Cross multiply
    69,340,758.77x = 95,686,837.21 × 37,978,944.58
  4. Step 4: Simplify right side
    69,340,758.77x = 3,634,085,087,434,071.50
  5. Step 5: Solve for x
    x = 3,634,085,087,434,071.50/69,340,758.77
  6. Step 6: Final answer
    x = 52,409,075.87

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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.