Home / 216,028,181-298,121,689.14-118,240,937.48

Finding the Fourth Proportional to 216,028,181, 298,121,689.14 and 118,240,937.48

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Solution

The fourth proportional to 216,028,181, 298,121,689.14 and 118,240,937.48 is: 163,174,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,028,181 : 298,121,689.14 = 118,240,937.48 : x
  2. Step 2: Convert to fraction form
    216,028,181/298,121,689.14 = 118,240,937.48/x
  3. Step 3: Cross multiply
    216,028,181x = 298,121,689.14 × 118,240,937.48
  4. Step 4: Simplify right side
    216,028,181x = 35,250,188,007,034,736
  5. Step 5: Solve for x
    x = 35,250,188,007,034,736/216,028,181
  6. Step 6: Final answer
    x = 163,174,025.93

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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.