Finding the Fourth Proportional to 28,426,736,644,822, 39,228,896,569,860 and 16,260,700,168,918
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Solution
The fourth proportional to 28,426,736,644,822, 39,228,896,569,860 and 16,260,700,168,918 is: 22,439,766,233,110.06
Step by Step Solution
- Step 1: Write the proportion equation
28,426,736,644,822 : 39,228,896,569,860 = 16,260,700,168,918 : x - Step 2: Convert to fraction form
28,426,736,644,822/39,228,896,569,860 = 16,260,700,168,918/x - Step 3: Cross multiply
28,426,736,644,822x = 39,228,896,569,860 × 16,260,700,168,918 - Step 4: Simplify right side
28,426,736,644,822x = 637,889,325,079,989,199,388,540,928 - Step 5: Solve for x
x = 637,889,325,079,989,199,388,540,928/28,426,736,644,822 - Step 6: Final answer
x = 22,439,766,233,110.06
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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.