Home / 1,158,193,723.76-1,737,275,422.44-284,802,631.28

Finding the Fourth Proportional to 1,158,193,723.76, 1,737,275,422.44 and 284,802,631.28

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Solution

The fourth proportional to 1,158,193,723.76, 1,737,275,422.44 and 284,802,631.28 is: 427,200,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,193,723.76 : 1,737,275,422.44 = 284,802,631.28 : x
  2. Step 2: Convert to fraction form
    1,158,193,723.76/1,737,275,422.44 = 284,802,631.28/x
  3. Step 3: Cross multiply
    1,158,193,723.76x = 1,737,275,422.44 × 284,802,631.28
  4. Step 4: Simplify right side
    1,158,193,723.76x = 494,780,611,568,985,536
  5. Step 5: Solve for x
    x = 494,780,611,568,985,536/1,158,193,723.76
  6. Step 6: Final answer
    x = 427,200,218.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.