Home / 216,088,643.75-298,202,506.07-116,969,084.61

Finding the Fourth Proportional to 216,088,643.75, 298,202,506.07 and 116,969,084.61

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Solution

The fourth proportional to 216,088,643.75, 298,202,506.07 and 116,969,084.61 is: 161,417,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,088,643.75 : 298,202,506.07 = 116,969,084.61 : x
  2. Step 2: Convert to fraction form
    216,088,643.75/298,202,506.07 = 116,969,084.61/x
  3. Step 3: Cross multiply
    216,088,643.75x = 298,202,506.07 × 116,969,084.61
  4. Step 4: Simplify right side
    216,088,643.75x = 34,880,474,163,629,716
  5. Step 5: Solve for x
    x = 34,880,474,163,629,716/216,088,643.75
  6. Step 6: Final answer
    x = 161,417,432.95

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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.