Home / 85,507,231.87-118,001,491.64-46,350,309.07

Finding the Fourth Proportional to 85,507,231.87, 118,001,491.64 and 46,350,309.07

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Solution

The fourth proportional to 85,507,231.87, 118,001,491.64 and 46,350,309.07 is: 63,964,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,507,231.87 : 118,001,491.64 = 46,350,309.07 : x
  2. Step 2: Convert to fraction form
    85,507,231.87/118,001,491.64 = 46,350,309.07/x
  3. Step 3: Cross multiply
    85,507,231.87x = 118,001,491.64 × 46,350,309.07
  4. Step 4: Simplify right side
    85,507,231.87x = 5,469,405,608,235,021
  5. Step 5: Solve for x
    x = 5,469,405,608,235,021/85,507,231.87
  6. Step 6: Final answer
    x = 63,964,245.93

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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.