Finding the Fourth Proportional to 253,190,025.68, 349,416,878.91 and 141,679,892.98
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Solution
The fourth proportional to 253,190,025.68, 349,416,878.91 and 141,679,892.98 is: 195,526,446.49
Step by Step Solution
- Step 1: Write the proportion equation
253,190,025.68 : 349,416,878.91 = 141,679,892.98 : x - Step 2: Convert to fraction form
253,190,025.68/349,416,878.91 = 141,679,892.98/x - Step 3: Cross multiply
253,190,025.68x = 349,416,878.91 × 141,679,892.98 - Step 4: Simplify right side
253,190,025.68x = 49,505,346,007,627,336 - Step 5: Solve for x
x = 49,505,346,007,627,336/253,190,025.68 - Step 6: Final answer
x = 195,526,446.49
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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.