Finding the Fourth Proportional to 2,068,903,805.40, 3,103,355,708.10 and 1,085,950,531.80
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Solution
The fourth proportional to 2,068,903,805.40, 3,103,355,708.10 and 1,085,950,531.80 is: 1,628,925,797.70
Step by Step Solution
- Step 1: Write the proportion equation
2,068,903,805.40 : 3,103,355,708.10 = 1,085,950,531.80 : x - Step 2: Convert to fraction form
2,068,903,805.40/3,103,355,708.10 = 1,085,950,531.80/x - Step 3: Cross multiply
2,068,903,805.40x = 3,103,355,708.10 × 1,085,950,531.80 - Step 4: Simplify right side
2,068,903,805.40x = 3,370,090,781,575,760,384 - Step 5: Solve for x
x = 3,370,090,781,575,760,384/2,068,903,805.40 - Step 6: Final answer
x = 1,628,925,797.70
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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.