Home / 101,574,544.31-140,181,515.96-57,529,378.63

Finding the Fourth Proportional to 101,574,544.31, 140,181,515.96 and 57,529,378.63

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Solution

The fourth proportional to 101,574,544.31, 140,181,515.96 and 57,529,378.63 is: 79,395,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,574,544.31 : 140,181,515.96 = 57,529,378.63 : x
  2. Step 2: Convert to fraction form
    101,574,544.31/140,181,515.96 = 57,529,378.63/x
  3. Step 3: Cross multiply
    101,574,544.31x = 140,181,515.96 × 57,529,378.63
  4. Step 4: Simplify right side
    101,574,544.31x = 8,064,555,508,590,229
  5. Step 5: Solve for x
    x = 8,064,555,508,590,229/101,574,544.31
  6. Step 6: Final answer
    x = 79,395,438.72

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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.