Finding the Fourth Proportional to 1,719,252,646.63, 2,372,576,686.95 and 976,737,453.19
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Solution
The fourth proportional to 1,719,252,646.63, 2,372,576,686.95 and 976,737,453.19 is: 1,347,902,250.00
Step by Step Solution
- Step 1: Write the proportion equation
1,719,252,646.63 : 2,372,576,686.95 = 976,737,453.19 : x - Step 2: Convert to fraction form
1,719,252,646.63/2,372,576,686.95 = 976,737,453.19/x - Step 3: Cross multiply
1,719,252,646.63x = 2,372,576,686.95 × 976,737,453.19 - Step 4: Simplify right side
1,719,252,646.63x = 2,317,384,510,709,510,656 - Step 5: Solve for x
x = 2,317,384,510,709,510,656/1,719,252,646.63 - Step 6: Final answer
x = 1,347,902,250.00
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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.