Finding the Fourth Proportional to 1,945,263,490.02, 2,684,431,569.66 and 1,053,183,083.94
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Solution
The fourth proportional to 1,945,263,490.02, 2,684,431,569.66 and 1,053,183,083.94 is: 1,453,375,305.54
Step by Step Solution
- Step 1: Write the proportion equation
1,945,263,490.02 : 2,684,431,569.66 = 1,053,183,083.94 : x - Step 2: Convert to fraction form
1,945,263,490.02/2,684,431,569.66 = 1,053,183,083.94/x - Step 3: Cross multiply
1,945,263,490.02x = 2,684,431,569.66 × 1,053,183,083.94 - Step 4: Simplify right side
1,945,263,490.02x = 2,827,197,919,160,413,696 - Step 5: Solve for x
x = 2,827,197,919,160,413,696/1,945,263,490.02 - Step 6: Final answer
x = 1,453,375,305.54
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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.