Home / 196,281,311.64-270,863,544.52-106,976,075.61

Finding the Fourth Proportional to 196,281,311.64, 270,863,544.52 and 106,976,075.61

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Solution

The fourth proportional to 196,281,311.64, 270,863,544.52 and 106,976,075.61 is: 147,624,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,281,311.64 : 270,863,544.52 = 106,976,075.61 : x
  2. Step 2: Convert to fraction form
    196,281,311.64/270,863,544.52 = 106,976,075.61/x
  3. Step 3: Cross multiply
    196,281,311.64x = 270,863,544.52 × 106,976,075.61
  4. Step 4: Simplify right side
    196,281,311.64x = 28,975,919,018,564,120
  5. Step 5: Solve for x
    x = 28,975,919,018,564,120/196,281,311.64
  6. Step 6: Final answer
    x = 147,624,441.56

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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.