Home / 198,420,087.41-273,835,037.83-119,038,121.94

Finding the Fourth Proportional to 198,420,087.41, 273,835,037.83 and 119,038,121.94

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Solution

The fourth proportional to 198,420,087.41, 273,835,037.83 and 119,038,121.94 is: 164,281,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,420,087.41 : 273,835,037.83 = 119,038,121.94 : x
  2. Step 2: Convert to fraction form
    198,420,087.41/273,835,037.83 = 119,038,121.94/x
  3. Step 3: Cross multiply
    198,420,087.41x = 273,835,037.83 × 119,038,121.94
  4. Step 4: Simplify right side
    198,420,087.41x = 32,596,808,625,605,128
  5. Step 5: Solve for x
    x = 32,596,808,625,605,128/198,420,087.41
  6. Step 6: Final answer
    x = 164,281,797.53

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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.