Finding the Fourth Proportional to 321,845,029.70, 482,839,509.14 and 117,373,104.95
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Solution
The fourth proportional to 321,845,029.70, 482,839,509.14 and 117,373,104.95 is: 176,085,902.06
Step by Step Solution
- Step 1: Write the proportion equation
321,845,029.70 : 482,839,509.14 = 117,373,104.95 : x - Step 2: Convert to fraction form
321,845,029.70/482,839,509.14 = 117,373,104.95/x - Step 3: Cross multiply
321,845,029.70x = 482,839,509.14 × 117,373,104.95 - Step 4: Simplify right side
321,845,029.70x = 56,672,372,378,394,424 - Step 5: Solve for x
x = 56,672,372,378,394,424/321,845,029.70 - Step 6: Final answer
x = 176,085,902.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.