Finding the Fourth Proportional to 1,535,364,701,512, 2,118,869,891,115.90 and 850,252,427,470.25
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Solution
The fourth proportional to 1,535,364,701,512, 2,118,869,891,115.90 and 850,252,427,470.25 is: 1,173,385,233,254.85
Step by Step Solution
- Step 1: Write the proportion equation
1,535,364,701,512 : 2,118,869,891,115.90 = 850,252,427,470.25 : x - Step 2: Convert to fraction form
1,535,364,701,512/2,118,869,891,115.90 = 850,252,427,470.25/x - Step 3: Cross multiply
1,535,364,701,512x = 2,118,869,891,115.90 × 850,252,427,470.25 - Step 4: Simplify right side
1,535,364,701,512x = 1,801,574,268,414,918,173,655,040 - Step 5: Solve for x
x = 1,801,574,268,414,918,173,655,040/1,535,364,701,512 - Step 6: Final answer
x = 1,173,385,233,254.85
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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.