Finding the Fourth Proportional to 651,830,446.50, 901,894,716.86 and 568,372,607.61
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Solution
The fourth proportional to 651,830,446.50, 901,894,716.86 and 568,372,607.61 is: 786,419,619.95
Step by Step Solution
- Step 1: Write the proportion equation
651,830,446.50 : 901,894,716.86 = 568,372,607.61 : x - Step 2: Convert to fraction form
651,830,446.50/901,894,716.86 = 568,372,607.61/x - Step 3: Cross multiply
651,830,446.50x = 901,894,716.86 × 568,372,607.61 - Step 4: Simplify right side
651,830,446.50x = 512,612,252,008,558,976 - Step 5: Solve for x
x = 512,612,252,008,558,976/651,830,446.50 - Step 6: Final answer
x = 786,419,619.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.