Home / 194,186,065.17-268,040,631.83-154,566,271.31

Finding the Fourth Proportional to 194,186,065.17, 268,040,631.83 and 154,566,271.31

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Solution

The fourth proportional to 194,186,065.17, 268,040,631.83 and 154,566,271.31 is: 213,352,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,186,065.17 : 268,040,631.83 = 154,566,271.31 : x
  2. Step 2: Convert to fraction form
    194,186,065.17/268,040,631.83 = 154,566,271.31/x
  3. Step 3: Cross multiply
    194,186,065.17x = 268,040,631.83 × 154,566,271.31
  4. Step 4: Simplify right side
    194,186,065.17x = 41,430,041,021,436,872
  5. Step 5: Solve for x
    x = 41,430,041,021,436,872/194,186,065.17
  6. Step 6: Final answer
    x = 213,352,286.56

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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.