Finding the Fourth Proportional to 529,758,212.91, 731,135,948.30 and 303,785,628.11
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Solution
The fourth proportional to 529,758,212.91, 731,135,948.30 and 303,785,628.11 is: 419,264,086.65
Step by Step Solution
- Step 1: Write the proportion equation
529,758,212.91 : 731,135,948.30 = 303,785,628.11 : x - Step 2: Convert to fraction form
529,758,212.91/731,135,948.30 = 303,785,628.11/x - Step 3: Cross multiply
529,758,212.91x = 731,135,948.30 × 303,785,628.11 - Step 4: Simplify right side
529,758,212.91x = 222,108,593,282,941,376 - Step 5: Solve for x
x = 222,108,593,282,941,376/529,758,212.91 - Step 6: Final answer
x = 419,264,086.65
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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.