Home / 110,682,173.88-152,739,805.56-61,124,644.50

Finding the Fourth Proportional to 110,682,173.88, 152,739,805.56 and 61,124,644.50

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Solution

The fourth proportional to 110,682,173.88, 152,739,805.56 and 61,124,644.50 is: 84,351,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,682,173.88 : 152,739,805.56 = 61,124,644.50 : x
  2. Step 2: Convert to fraction form
    110,682,173.88/152,739,805.56 = 61,124,644.50/x
  3. Step 3: Cross multiply
    110,682,173.88x = 152,739,805.56 × 61,124,644.50
  4. Step 4: Simplify right side
    110,682,173.88x = 9,336,166,315,854,124
  5. Step 5: Solve for x
    x = 9,336,166,315,854,124/110,682,173.88
  6. Step 6: Final answer
    x = 84,351,128.90

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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.