Finding the Fourth Proportional to 1,689,286,627.53, 2,534,068,114.29 and 848,497,043.07
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Solution
The fourth proportional to 1,689,286,627.53, 2,534,068,114.29 and 848,497,043.07 is: 1,272,814,966.31
Step by Step Solution
- Step 1: Write the proportion equation
1,689,286,627.53 : 2,534,068,114.29 = 848,497,043.07 : x - Step 2: Convert to fraction form
1,689,286,627.53/2,534,068,114.29 = 848,497,043.07/x - Step 3: Cross multiply
1,689,286,627.53x = 2,534,068,114.29 × 848,497,043.07 - Step 4: Simplify right side
1,689,286,627.53x = 2,150,149,301,913,036,032 - Step 5: Solve for x
x = 2,150,149,301,913,036,032/1,689,286,627.53 - Step 6: Final answer
x = 1,272,814,966.31
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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.