Home / 300,430,460.30-414,796,482.76-187,571,951.96

Finding the Fourth Proportional to 300,430,460.30, 414,796,482.76 and 187,571,951.96

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Solution

The fourth proportional to 300,430,460.30, 414,796,482.76 and 187,571,951.96 is: 258,975,690.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,430,460.30 : 414,796,482.76 = 187,571,951.96 : x
  2. Step 2: Convert to fraction form
    300,430,460.30/414,796,482.76 = 187,571,951.96/x
  3. Step 3: Cross multiply
    300,430,460.30x = 414,796,482.76 × 187,571,951.96
  4. Step 4: Simplify right side
    300,430,460.30x = 77,804,185,937,435,696
  5. Step 5: Solve for x
    x = 77,804,185,937,435,696/300,430,460.30
  6. Step 6: Final answer
    x = 258,975,690.61

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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.