Finding the Fourth Proportional to 20,237,393,569,816, 27,927,603,126,342 and 11,576,221,117,732
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Solution
The fourth proportional to 20,237,393,569,816, 27,927,603,126,342 and 11,576,221,117,732 is: 15,975,185,142,467.82
Step by Step Solution
- Step 1: Write the proportion equation
20,237,393,569,816 : 27,927,603,126,342 = 11,576,221,117,732 : x - Step 2: Convert to fraction form
20,237,393,569,816/27,927,603,126,342 = 11,576,221,117,732/x - Step 3: Cross multiply
20,237,393,569,816x = 27,927,603,126,342 × 11,576,221,117,732 - Step 4: Simplify right side
20,237,393,569,816x = 323,296,109,078,798,451,498,549,248 - Step 5: Solve for x
x = 323,296,109,078,798,451,498,549,248/20,237,393,569,816 - Step 6: Final answer
x = 15,975,185,142,467.82
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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.