Home / 216,777,654.33-299,153,384.37-117,658,422.15

Finding the Fourth Proportional to 216,777,654.33, 299,153,384.37 and 117,658,422.15

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Solution

The fourth proportional to 216,777,654.33, 299,153,384.37 and 117,658,422.15 is: 162,368,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,777,654.33 : 299,153,384.37 = 117,658,422.15 : x
  2. Step 2: Convert to fraction form
    216,777,654.33/299,153,384.37 = 117,658,422.15/x
  3. Step 3: Cross multiply
    216,777,654.33x = 299,153,384.37 × 117,658,422.15
  4. Step 4: Simplify right side
    216,777,654.33x = 35,197,915,185,806,676
  5. Step 5: Solve for x
    x = 35,197,915,185,806,676/216,777,654.33
  6. Step 6: Final answer
    x = 162,368,742.73

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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.