Finding the Fourth Proportional to 3,152,566,365,477.50, 4,728,371,748,628.80 and 858,009,622,716.99
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Solution
The fourth proportional to 3,152,566,365,477.50, 4,728,371,748,628.80 and 858,009,622,716.99 is: 1,286,884,395,054.50
Step by Step Solution
- Step 1: Write the proportion equation
3,152,566,365,477.50 : 4,728,371,748,628.80 = 858,009,622,716.99 : x - Step 2: Convert to fraction form
3,152,566,365,477.50/4,728,371,748,628.80 = 858,009,622,716.99/x - Step 3: Cross multiply
3,152,566,365,477.50x = 4,728,371,748,628.80 × 858,009,622,716.99 - Step 4: Simplify right side
3,152,566,365,477.50x = 4,056,988,460,106,670,585,937,920 - Step 5: Solve for x
x = 4,056,988,460,106,670,585,937,920/3,152,566,365,477.50 - Step 6: Final answer
x = 1,286,884,395,054.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.