Finding the Fourth Proportional to 929,747,252.09, 1,283,025,001.63 and 506,351,356.67
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Solution
The fourth proportional to 929,747,252.09, 1,283,025,001.63 and 506,351,356.67 is: 698,750,599.96
Step by Step Solution
- Step 1: Write the proportion equation
929,747,252.09 : 1,283,025,001.63 = 506,351,356.67 : x - Step 2: Convert to fraction form
929,747,252.09/1,283,025,001.63 = 506,351,356.67/x - Step 3: Cross multiply
929,747,252.09x = 1,283,025,001.63 × 506,351,356.67 - Step 4: Simplify right side
929,747,252.09x = 649,661,450,207,932,544 - Step 5: Solve for x
x = 649,661,450,207,932,544/929,747,252.09 - Step 6: Final answer
x = 698,750,599.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.