Finding the Fourth Proportional to 322,935,809.80, 484,403,714.70 and 322,935,809.80
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Solution
The fourth proportional to 322,935,809.80, 484,403,714.70 and 322,935,809.80 is: 484,403,714.70
Step by Step Solution
- Step 1: Write the proportion equation
322,935,809.80 : 484,403,714.70 = 322,935,809.80 : x - Step 2: Convert to fraction form
322,935,809.80/484,403,714.70 = 322,935,809.80/x - Step 3: Cross multiply
322,935,809.80x = 484,403,714.70 × 322,935,809.80 - Step 4: Simplify right side
322,935,809.80x = 156,431,305,876,772,672 - Step 5: Solve for x
x = 156,431,305,876,772,672/322,935,809.80 - Step 6: Final answer
x = 484,403,714.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.