Home / 298,647,275.34-412,112,194.83-166,482,425.70

Finding the Fourth Proportional to 298,647,275.34, 412,112,194.83 and 166,482,425.70

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Solution

The fourth proportional to 298,647,275.34, 412,112,194.83 and 166,482,425.70 is: 229,734,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,647,275.34 : 412,112,194.83 = 166,482,425.70 : x
  2. Step 2: Convert to fraction form
    298,647,275.34/412,112,194.83 = 166,482,425.70/x
  3. Step 3: Cross multiply
    298,647,275.34x = 412,112,194.83 × 166,482,425.70
  4. Step 4: Simplify right side
    298,647,275.34x = 68,609,437,855,849,392
  5. Step 5: Solve for x
    x = 68,609,437,855,849,392/298,647,275.34
  6. Step 6: Final answer
    x = 229,734,015.75

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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.