Finding the Fourth Proportional to 689,067,228.93, 1,033,599,266.47 and 295,338,756.08
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Solution
The fourth proportional to 689,067,228.93, 1,033,599,266.47 and 295,338,756.08 is: 443,007,458.25
Step by Step Solution
- Step 1: Write the proportion equation
689,067,228.93 : 1,033,599,266.47 = 295,338,756.08 : x - Step 2: Convert to fraction form
689,067,228.93/1,033,599,266.47 = 295,338,756.08/x - Step 3: Cross multiply
689,067,228.93x = 1,033,599,266.47 × 295,338,756.08 - Step 4: Simplify right side
689,067,228.93x = 305,261,921,647,418,176 - Step 5: Solve for x
x = 305,261,921,647,418,176/689,067,228.93 - Step 6: Final answer
x = 443,007,458.25
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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.