Home / 57,220,661.70-85,830,992.55-50,985,087.30

Finding the Fourth Proportional to 57,220,661.70, 85,830,992.55 and 50,985,087.30

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Solution

The fourth proportional to 57,220,661.70, 85,830,992.55 and 50,985,087.30 is: 76,477,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220,661.70 : 85,830,992.55 = 50,985,087.30 : x
  2. Step 2: Convert to fraction form
    57,220,661.70/85,830,992.55 = 50,985,087.30/x
  3. Step 3: Cross multiply
    57,220,661.70x = 85,830,992.55 × 50,985,087.30
  4. Step 4: Simplify right side
    57,220,661.70x = 4,376,100,648,207,399
  5. Step 5: Solve for x
    x = 4,376,100,648,207,399/57,220,661.70
  6. Step 6: Final answer
    x = 76,477,630.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.