Finding the Fourth Proportional to 5,706,578,920.19, 7,847,153,136.38 and 4,952,583,076.52
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Solution
The fourth proportional to 5,706,578,920.19, 7,847,153,136.38 and 4,952,583,076.52 is: 6,810,328,633.97
Step by Step Solution
- Step 1: Write the proportion equation
5,706,578,920.19 : 7,847,153,136.38 = 4,952,583,076.52 : x - Step 2: Convert to fraction form
5,706,578,920.19/7,847,153,136.38 = 4,952,583,076.52/x - Step 3: Cross multiply
5,706,578,920.19x = 7,847,153,136.38 × 4,952,583,076.52 - Step 4: Simplify right side
5,706,578,920.19x = 38,863,677,822,128,422,912 - Step 5: Solve for x
x = 38,863,677,822,128,422,912/5,706,578,920.19 - Step 6: Final answer
x = 6,810,328,633.97
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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.