Finding the Fourth Proportional to 1,694,183,387.39, 2,338,029,846 and 941,528,280.53
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Solution
The fourth proportional to 1,694,183,387.39, 2,338,029,846 and 941,528,280.53 is: 1,299,340,577.37
Step by Step Solution
- Step 1: Write the proportion equation
1,694,183,387.39 : 2,338,029,846 = 941,528,280.53 : x - Step 2: Convert to fraction form
1,694,183,387.39/2,338,029,846 = 941,528,280.53/x - Step 3: Cross multiply
1,694,183,387.39x = 2,338,029,846 × 941,528,280.53 - Step 4: Simplify right side
1,694,183,387.39x = 2,201,321,220,738,045,952 - Step 5: Solve for x
x = 2,201,321,220,738,045,952/1,694,183,387.39 - Step 6: Final answer
x = 1,299,340,577.37
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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.