Finding the Fourth Proportional to 4,849,747,442.19, 7,274,590,637.37 and 2,609,849,853.65
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Solution
The fourth proportional to 4,849,747,442.19, 7,274,590,637.37 and 2,609,849,853.65 is: 3,914,758,353.21
Step by Step Solution
- Step 1: Write the proportion equation
4,849,747,442.19 : 7,274,590,637.37 = 2,609,849,853.65 : x - Step 2: Convert to fraction form
4,849,747,442.19/7,274,590,637.37 = 2,609,849,853.65/x - Step 3: Cross multiply
4,849,747,442.19x = 7,274,590,637.37 × 2,609,849,853.65 - Step 4: Simplify right side
4,849,747,442.19x = 18,985,589,310,267,379,712 - Step 5: Solve for x
x = 18,985,589,310,267,379,712/4,849,747,442.19 - Step 6: Final answer
x = 3,914,758,353.21
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1.5x scale
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.