Finding the Fourth Proportional to 1,135,083,403.80, 1,701,807,962.31 and 697,479,969.06
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Solution
The fourth proportional to 1,135,083,403.80, 1,701,807,962.31 and 697,479,969.06 is: 1,045,717,839.70
Step by Step Solution
- Step 1: Write the proportion equation
1,135,083,403.80 : 1,701,807,962.31 = 697,479,969.06 : x - Step 2: Convert to fraction form
1,135,083,403.80/1,701,807,962.31 = 697,479,969.06/x - Step 3: Cross multiply
1,135,083,403.80x = 1,701,807,962.31 × 697,479,969.06 - Step 4: Simplify right side
1,135,083,403.80x = 1,186,976,964,898,040,320 - Step 5: Solve for x
x = 1,186,976,964,898,040,320/1,135,083,403.80 - Step 6: Final answer
x = 1,045,717,839.70
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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.