Finding the Fourth Proportional to 3,522,720,277.80, 5,284,080,416.70 and 1,069,053,244.20
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Solution
The fourth proportional to 3,522,720,277.80, 5,284,080,416.70 and 1,069,053,244.20 is: 1,603,579,866.30
Step by Step Solution
- Step 1: Write the proportion equation
3,522,720,277.80 : 5,284,080,416.70 = 1,069,053,244.20 : x - Step 2: Convert to fraction form
3,522,720,277.80/5,284,080,416.70 = 1,069,053,244.20/x - Step 3: Cross multiply
3,522,720,277.80x = 5,284,080,416.70 × 1,069,053,244.20 - Step 4: Simplify right side
3,522,720,277.80x = 5,648,963,312,086,822,912 - Step 5: Solve for x
x = 5,648,963,312,086,822,912/3,522,720,277.80 - Step 6: Final answer
x = 1,603,579,866.30
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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.