Finding the Fourth Proportional to 898,776,713,791.05, 1,348,021,560,309.60 and 261,920,143,554.39
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Solution
The fourth proportional to 898,776,713,791.05, 1,348,021,560,309.60 and 261,920,143,554.39 is: 392,838,393,755.70
Step by Step Solution
- Step 1: Write the proportion equation
898,776,713,791.05 : 1,348,021,560,309.60 = 261,920,143,554.39 : x - Step 2: Convert to fraction form
898,776,713,791.05/1,348,021,560,309.60 = 261,920,143,554.39/x - Step 3: Cross multiply
898,776,713,791.05x = 1,348,021,560,309.60 × 261,920,143,554.39 - Step 4: Simplify right side
898,776,713,791.05x = 353,074,000,590,703,268,200,448 - Step 5: Solve for x
x = 353,074,000,590,703,268,200,448/898,776,713,791.05 - Step 6: Final answer
x = 392,838,393,755.70
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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.