Home / 300,303,045.74-414,399,920.68-166,333,020.82

Finding the Fourth Proportional to 300,303,045.74, 414,399,920.68 and 166,333,020.82

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Solution

The fourth proportional to 300,303,045.74, 414,399,920.68 and 166,333,020.82 is: 229,529,442.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,303,045.74 : 414,399,920.68 = 166,333,020.82 : x
  2. Step 2: Convert to fraction form
    300,303,045.74/414,399,920.68 = 166,333,020.82/x
  3. Step 3: Cross multiply
    300,303,045.74x = 414,399,920.68 × 166,333,020.82
  4. Step 4: Simplify right side
    300,303,045.74x = 68,928,390,634,272,784
  5. Step 5: Solve for x
    x = 68,928,390,634,272,784/300,303,045.74
  6. Step 6: Final answer
    x = 229,529,442.38

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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.