Finding the Fourth Proportional to 5,389,677,119.60, 8,083,759,852.20 and 1,709,554,482.80
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Solution
The fourth proportional to 5,389,677,119.60, 8,083,759,852.20 and 1,709,554,482.80 is: 2,564,091,982.98
Step by Step Solution
- Step 1: Write the proportion equation
5,389,677,119.60 : 8,083,759,852.20 = 1,709,554,482.80 : x - Step 2: Convert to fraction form
5,389,677,119.60/8,083,759,852.20 = 1,709,554,482.80/x - Step 3: Cross multiply
5,389,677,119.60x = 8,083,759,852.20 × 1,709,554,482.80 - Step 4: Simplify right side
5,389,677,119.60x = 13,819,627,893,207,175,168 - Step 5: Solve for x
x = 13,819,627,893,207,175,168/5,389,677,119.60 - Step 6: Final answer
x = 2,564,091,982.98
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1.5x scale
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.