Home / 216,028,177-298,121,683.62-118,240,933.48

Finding the Fourth Proportional to 216,028,177, 298,121,683.62 and 118,240,933.48

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Solution

The fourth proportional to 216,028,177, 298,121,683.62 and 118,240,933.48 is: 163,174,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,028,177 : 298,121,683.62 = 118,240,933.48 : x
  2. Step 2: Convert to fraction form
    216,028,177/298,121,683.62 = 118,240,933.48/x
  3. Step 3: Cross multiply
    216,028,177x = 298,121,683.62 × 118,240,933.48
  4. Step 4: Simplify right side
    216,028,177x = 35,250,186,161,858,028
  5. Step 5: Solve for x
    x = 35,250,186,161,858,028/216,028,177
  6. Step 6: Final answer
    x = 163,174,020.41

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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.