Home / 608,967,029.64-840,382,563.06-330,511,891.08

Finding the Fourth Proportional to 608,967,029.64, 840,382,563.06 and 330,511,891.08

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Solution

The fourth proportional to 608,967,029.64, 840,382,563.06 and 330,511,891.08 is: 456,110,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,967,029.64 : 840,382,563.06 = 330,511,891.08 : x
  2. Step 2: Convert to fraction form
    608,967,029.64/840,382,563.06 = 330,511,891.08/x
  3. Step 3: Cross multiply
    608,967,029.64x = 840,382,563.06 × 330,511,891.08
  4. Step 4: Simplify right side
    608,967,029.64x = 277,756,430,147,617,920
  5. Step 5: Solve for x
    x = 277,756,430,147,617,920/608,967,029.64
  6. Step 6: Final answer
    x = 456,110,785.36

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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.