Finding the Fourth Proportional to 9,221,571,925.20, 13,832,357,887.80 and 2,328,427,861.20
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Solution
The fourth proportional to 9,221,571,925.20, 13,832,357,887.80 and 2,328,427,861.20 is: 3,492,641,791.80
Step by Step Solution
- Step 1: Write the proportion equation
9,221,571,925.20 : 13,832,357,887.80 = 2,328,427,861.20 : x - Step 2: Convert to fraction form
9,221,571,925.20/13,832,357,887.80 = 2,328,427,861.20/x - Step 3: Cross multiply
9,221,571,925.20x = 13,832,357,887.80 × 2,328,427,861.20 - Step 4: Simplify right side
9,221,571,925.20x = 32,207,647,492,043,100,160 - Step 5: Solve for x
x = 32,207,647,492,043,100,160/9,221,571,925.20 - Step 6: Final answer
x = 3,492,641,791.80
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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.