Home / 216,004,321.38-298,086,753.48-116,885,069.73

Finding the Fourth Proportional to 216,004,321.38, 298,086,753.48 and 116,885,069.73

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Solution

The fourth proportional to 216,004,321.38, 298,086,753.48 and 116,885,069.73 is: 161,301,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,004,321.38 : 298,086,753.48 = 116,885,069.73 : x
  2. Step 2: Convert to fraction form
    216,004,321.38/298,086,753.48 = 116,885,069.73/x
  3. Step 3: Cross multiply
    216,004,321.38x = 298,086,753.48 × 116,885,069.73
  4. Step 4: Simplify right side
    216,004,321.38x = 34,841,890,966,099,124
  5. Step 5: Solve for x
    x = 34,841,890,966,099,124/216,004,321.38
  6. Step 6: Final answer
    x = 161,301,823.70

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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.