Home / 216,054,586.89-324,095,806.26-75,977,860.19

Finding the Fourth Proportional to 216,054,586.89, 324,095,806.26 and 75,977,860.19

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Solution

The fourth proportional to 216,054,586.89, 324,095,806.26 and 75,977,860.19 is: 113,971,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,054,586.89 : 324,095,806.26 = 75,977,860.19 : x
  2. Step 2: Convert to fraction form
    216,054,586.89/324,095,806.26 = 75,977,860.19/x
  3. Step 3: Cross multiply
    216,054,586.89x = 324,095,806.26 × 75,977,860.19
  4. Step 4: Simplify right side
    216,054,586.89x = 24,624,105,854,567,128
  5. Step 5: Solve for x
    x = 24,624,105,854,567,128/216,054,586.89
  6. Step 6: Final answer
    x = 113,971,687.47

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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.