Home / 769,825,603.20-1,154,738,404.80-494,326,588.80

Finding the Fourth Proportional to 769,825,603.20, 1,154,738,404.80 and 494,326,588.80

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Solution

The fourth proportional to 769,825,603.20, 1,154,738,404.80 and 494,326,588.80 is: 741,489,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,825,603.20 : 1,154,738,404.80 = 494,326,588.80 : x
  2. Step 2: Convert to fraction form
    769,825,603.20/1,154,738,404.80 = 494,326,588.80/x
  3. Step 3: Cross multiply
    769,825,603.20x = 1,154,738,404.80 × 494,326,588.80
  4. Step 4: Simplify right side
    769,825,603.20x = 570,817,896,601,137,536
  5. Step 5: Solve for x
    x = 570,817,896,601,137,536/769,825,603.20
  6. Step 6: Final answer
    x = 741,489,883.20

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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.