Home / 612,920,473.70-845,848,198.77-334,479,944.30

Finding the Fourth Proportional to 612,920,473.70, 845,848,198.77 and 334,479,944.30

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Solution

The fourth proportional to 612,920,473.70, 845,848,198.77 and 334,479,944.30 is: 461,592,116.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,920,473.70 : 845,848,198.77 = 334,479,944.30 : x
  2. Step 2: Convert to fraction form
    612,920,473.70/845,848,198.77 = 334,479,944.30/x
  3. Step 3: Cross multiply
    612,920,473.70x = 845,848,198.77 × 334,479,944.30
  4. Step 4: Simplify right side
    612,920,473.70x = 282,919,258,410,844,928
  5. Step 5: Solve for x
    x = 282,919,258,410,844,928/612,920,473.70
  6. Step 6: Final answer
    x = 461,592,116.03

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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.