Finding the Fourth Proportional to 608,048,955.36, 836,845,611.84 and 501,348,889.44
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Solution
The fourth proportional to 608,048,955.36, 836,845,611.84 and 501,348,889.44 is: 689,996,445.90
Step by Step Solution
- Step 1: Write the proportion equation
608,048,955.36 : 836,845,611.84 = 501,348,889.44 : x - Step 2: Convert to fraction form
608,048,955.36/836,845,611.84 = 501,348,889.44/x - Step 3: Cross multiply
608,048,955.36x = 836,845,611.84 × 501,348,889.44 - Step 4: Simplify right side
608,048,955.36x = 419,551,618,128,721,344 - Step 5: Solve for x
x = 419,551,618,128,721,344/608,048,955.36 - Step 6: Final answer
x = 689,996,445.90
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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.