Finding the Fourth Proportional to 2,125,062,586.67, 3,187,478,935.08 and 651,206,674.17
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Solution
The fourth proportional to 2,125,062,586.67, 3,187,478,935.08 and 651,206,674.17 is: 976,774,787.40
Step by Step Solution
- Step 1: Write the proportion equation
2,125,062,586.67 : 3,187,478,935.08 = 651,206,674.17 : x - Step 2: Convert to fraction form
2,125,062,586.67/3,187,478,935.08 = 651,206,674.17/x - Step 3: Cross multiply
2,125,062,586.67x = 3,187,478,935.08 × 651,206,674.17 - Step 4: Simplify right side
2,125,062,586.67x = 2,075,707,556,300,379,904 - Step 5: Solve for x
x = 2,075,707,556,300,379,904/2,125,062,586.67 - Step 6: Final answer
x = 976,774,787.40
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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.