Finding the Fourth Proportional to 1,066,708,638,620.50, 1,472,059,010,752 and 578,967,676,895
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Solution
The fourth proportional to 1,066,708,638,620.50, 1,472,059,010,752 and 578,967,676,895 is: 798,975,985,429.00
Step by Step Solution
- Step 1: Write the proportion equation
1,066,708,638,620.50 : 1,472,059,010,752 = 578,967,676,895 : x - Step 2: Convert to fraction form
1,066,708,638,620.50/1,472,059,010,752 = 578,967,676,895/x - Step 3: Cross multiply
1,066,708,638,620.50x = 1,472,059,010,752 × 578,967,676,895 - Step 4: Simplify right side
1,066,708,638,620.50x = 852,274,585,707,437,231,177,728 - Step 5: Solve for x
x = 852,274,585,707,437,231,177,728/1,066,708,638,620.50 - Step 6: Final answer
x = 798,975,985,429.00
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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.