Finding the Fourth Proportional to 2,846,643,252.53, 3,926,476,138.60 and 1,830,653,153.28
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Solution
The fourth proportional to 2,846,643,252.53, 3,926,476,138.60 and 1,830,653,153.28 is: 2,525,084,911.15
Step by Step Solution
- Step 1: Write the proportion equation
2,846,643,252.53 : 3,926,476,138.60 = 1,830,653,153.28 : x - Step 2: Convert to fraction form
2,846,643,252.53/3,926,476,138.60 = 1,830,653,153.28/x - Step 3: Cross multiply
2,846,643,252.53x = 3,926,476,138.60 × 1,830,653,153.28 - Step 4: Simplify right side
2,846,643,252.53x = 7,188,015,924,387,136,512 - Step 5: Solve for x
x = 7,188,015,924,387,136,512/2,846,643,252.53 - Step 6: Final answer
x = 2,525,084,911.15
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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.