Home / 216,189,180.60-298,362,406.82-123,383,573.16

Finding the Fourth Proportional to 216,189,180.60, 298,362,406.82 and 123,383,573.16

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Solution

The fourth proportional to 216,189,180.60, 298,362,406.82 and 123,383,573.16 is: 170,281,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,189,180.60 : 298,362,406.82 = 123,383,573.16 : x
  2. Step 2: Convert to fraction form
    216,189,180.60/298,362,406.82 = 123,383,573.16/x
  3. Step 3: Cross multiply
    216,189,180.60x = 298,362,406.82 × 123,383,573.16
  4. Step 4: Simplify right side
    216,189,180.60x = 36,813,019,849,452,232
  5. Step 5: Solve for x
    x = 36,813,019,849,452,232/216,189,180.60
  6. Step 6: Final answer
    x = 170,281,508.76

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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.