Finding the Fourth Proportional to 552,541,963.16, 762,503,232.48 and 305,018,003
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Solution
The fourth proportional to 552,541,963.16, 762,503,232.48 and 305,018,003 is: 420,922,262.49
Step by Step Solution
- Step 1: Write the proportion equation
552,541,963.16 : 762,503,232.48 = 305,018,003 : x - Step 2: Convert to fraction form
552,541,963.16/762,503,232.48 = 305,018,003/x - Step 3: Cross multiply
552,541,963.16x = 762,503,232.48 × 305,018,003 - Step 4: Simplify right side
552,541,963.16x = 232,577,213,252,094,336 - Step 5: Solve for x
x = 232,577,213,252,094,336/552,541,963.16 - Step 6: Final answer
x = 420,922,262.49
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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.