Finding the Fourth Proportional to 20,848,680,983,532, 28,771,184,453,532 and 11,473,478,513,911
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Solution
The fourth proportional to 20,848,680,983,532, 28,771,184,453,532 and 11,473,478,513,911 is: 15,833,402,933,649.09
Step by Step Solution
- Step 1: Write the proportion equation
20,848,680,983,532 : 28,771,184,453,532 = 11,473,478,513,911 : x - Step 2: Convert to fraction form
20,848,680,983,532/28,771,184,453,532 = 11,473,478,513,911/x - Step 3: Cross multiply
20,848,680,983,532x = 28,771,184,453,532 × 11,473,478,513,911 - Step 4: Simplify right side
20,848,680,983,532x = 330,105,566,647,369,571,695,067,136 - Step 5: Solve for x
x = 330,105,566,647,369,571,695,067,136/20,848,680,983,532 - Step 6: Final answer
x = 15,833,402,933,649.09
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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.