Home / 86,350,664.80-119,163,723.52-49,180,942.56

Finding the Fourth Proportional to 86,350,664.80, 119,163,723.52 and 49,180,942.56

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Solution

The fourth proportional to 86,350,664.80, 119,163,723.52 and 49,180,942.56 is: 67,869,590.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,350,664.80 : 119,163,723.52 = 49,180,942.56 : x
  2. Step 2: Convert to fraction form
    86,350,664.80/119,163,723.52 = 49,180,942.56/x
  3. Step 3: Cross multiply
    86,350,664.80x = 119,163,723.52 × 49,180,942.56
  4. Step 4: Simplify right side
    86,350,664.80x = 5,860,584,241,672,841
  5. Step 5: Solve for x
    x = 5,860,584,241,672,841/86,350,664.80
  6. Step 6: Final answer
    x = 67,869,590.29

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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.