Finding the Fourth Proportional to 462,608,368.97, 638,393,593.32 and 264,367,593.59
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Solution
The fourth proportional to 462,608,368.97, 638,393,593.32 and 264,367,593.59 is: 364,823,875.55
Step by Step Solution
- Step 1: Write the proportion equation
462,608,368.97 : 638,393,593.32 = 264,367,593.59 : x - Step 2: Convert to fraction form
462,608,368.97/638,393,593.32 = 264,367,593.59/x - Step 3: Cross multiply
462,608,368.97x = 638,393,593.32 × 264,367,593.59 - Step 4: Simplify right side
462,608,368.97x = 168,770,578,026,089,536 - Step 5: Solve for x
x = 168,770,578,026,089,536/462,608,368.97 - Step 6: Final answer
x = 364,823,875.55
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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.