Finding the Fourth Proportional to 486,191,310.93, 670,692,934.49 and 329,504,833.17
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Solution
The fourth proportional to 486,191,310.93, 670,692,934.49 and 329,504,833.17 is: 454,546,509.82
Step by Step Solution
- Step 1: Write the proportion equation
486,191,310.93 : 670,692,934.49 = 329,504,833.17 : x - Step 2: Convert to fraction form
486,191,310.93/670,692,934.49 = 329,504,833.17/x - Step 3: Cross multiply
486,191,310.93x = 670,692,934.49 × 329,504,833.17 - Step 4: Simplify right side
486,191,310.93x = 220,996,563,485,777,696 - Step 5: Solve for x
x = 220,996,563,485,777,696/486,191,310.93 - Step 6: Final answer
x = 454,546,509.82
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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.