Home / 101,596,751.76-140,203,408.50-55,187,040.36

Finding the Fourth Proportional to 101,596,751.76, 140,203,408.50 and 55,187,040.36

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Solution

The fourth proportional to 101,596,751.76, 140,203,408.50 and 55,187,040.36 is: 76,158,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,596,751.76 : 140,203,408.50 = 55,187,040.36 : x
  2. Step 2: Convert to fraction form
    101,596,751.76/140,203,408.50 = 55,187,040.36/x
  3. Step 3: Cross multiply
    101,596,751.76x = 140,203,408.50 × 55,187,040.36
  4. Step 4: Simplify right side
    101,596,751.76x = 7,737,411,163,499,067
  5. Step 5: Solve for x
    x = 7,737,411,163,499,067/101,596,751.76
  6. Step 6: Final answer
    x = 76,158,056.53

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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.