Home / 946,846,071.63-1,306,687,932.32-529,158,344.63

Finding the Fourth Proportional to 946,846,071.63, 1,306,687,932.32 and 529,158,344.63

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Solution

The fourth proportional to 946,846,071.63, 1,306,687,932.32 and 529,158,344.63 is: 730,261,067.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,846,071.63 : 1,306,687,932.32 = 529,158,344.63 : x
  2. Step 2: Convert to fraction form
    946,846,071.63/1,306,687,932.32 = 529,158,344.63/x
  3. Step 3: Cross multiply
    946,846,071.63x = 1,306,687,932.32 × 529,158,344.63
  4. Step 4: Simplify right side
    946,846,071.63x = 691,444,823,205,269,504
  5. Step 5: Solve for x
    x = 691,444,823,205,269,504/946,846,071.63
  6. Step 6: Final answer
    x = 730,261,067.69

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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.