Finding the Fourth Proportional to 13,635,769,406,503, 18,817,211,872,096 and 7,385,478,941,973
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Solution
The fourth proportional to 13,635,769,406,503, 18,817,211,872,096 and 7,385,478,941,973 is: 10,191,879,745,467.94
Step by Step Solution
- Step 1: Write the proportion equation
13,635,769,406,503 : 18,817,211,872,096 = 7,385,478,941,973 : x - Step 2: Convert to fraction form
13,635,769,406,503/18,817,211,872,096 = 7,385,478,941,973/x - Step 3: Cross multiply
13,635,769,406,503x = 18,817,211,872,096 × 7,385,478,941,973 - Step 4: Simplify right side
13,635,769,406,503x = 138,974,122,028,009,338,968,211,456 - Step 5: Solve for x
x = 138,974,122,028,009,338,968,211,456/13,635,769,406,503 - Step 6: Final answer
x = 10,191,879,745,467.94
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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.