Finding the Fourth Proportional to 541,731,735.48, 747,635,901.84 and 306,824,184.66
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Solution
The fourth proportional to 541,731,735.48, 747,635,901.84 and 306,824,184.66 is: 423,443,488.69
Step by Step Solution
- Step 1: Write the proportion equation
541,731,735.48 : 747,635,901.84 = 306,824,184.66 : x - Step 2: Convert to fraction form
541,731,735.48/747,635,901.84 = 306,824,184.66/x - Step 3: Cross multiply
541,731,735.48x = 747,635,901.84 × 306,824,184.66 - Step 4: Simplify right side
541,731,735.48x = 229,392,776,004,601,824 - Step 5: Solve for x
x = 229,392,776,004,601,824/541,731,735.48 - Step 6: Final answer
x = 423,443,488.69
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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.