Finding the Fourth Proportional to 2,658,492,078.40, 3,991,328,296.80 and 1,554,228,539.20
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Solution
The fourth proportional to 2,658,492,078.40, 3,991,328,296.80 and 1,554,228,539.20 is: 2,333,441,727.59
Step by Step Solution
- Step 1: Write the proportion equation
2,658,492,078.40 : 3,991,328,296.80 = 1,554,228,539.20 : x - Step 2: Convert to fraction form
2,658,492,078.40/3,991,328,296.80 = 1,554,228,539.20/x - Step 3: Cross multiply
2,658,492,078.40x = 3,991,328,296.80 × 1,554,228,539.20 - Step 4: Simplify right side
2,658,492,078.40x = 6,203,436,348,203,088,896 - Step 5: Solve for x
x = 6,203,436,348,203,088,896/2,658,492,078.40 - Step 6: Final answer
x = 2,333,441,727.59
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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.