Home / 116,656,986.33-160,991,245.31-67,097,280.51

Finding the Fourth Proportional to 116,656,986.33, 160,991,245.31 and 67,097,280.51

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Solution

The fourth proportional to 116,656,986.33, 160,991,245.31 and 67,097,280.51 is: 92,596,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,656,986.33 : 160,991,245.31 = 67,097,280.51 : x
  2. Step 2: Convert to fraction form
    116,656,986.33/160,991,245.31 = 67,097,280.51/x
  3. Step 3: Cross multiply
    116,656,986.33x = 160,991,245.31 × 67,097,280.51
  4. Step 4: Simplify right side
    116,656,986.33x = 10,802,074,745,883,806
  5. Step 5: Solve for x
    x = 10,802,074,745,883,806/116,656,986.33
  6. Step 6: Final answer
    x = 92,596,895.27

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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.