Finding the Fourth Proportional to 508,482,219.44, 762,730,415.04 and 144,976,575.44
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Solution
The fourth proportional to 508,482,219.44, 762,730,415.04 and 144,976,575.44 is: 217,466,883.46
Step by Step Solution
- Step 1: Write the proportion equation
508,482,219.44 : 762,730,415.04 = 144,976,575.44 : x - Step 2: Convert to fraction form
508,482,219.44/762,730,415.04 = 144,976,575.44/x - Step 3: Cross multiply
508,482,219.44x = 762,730,415.04 × 144,976,575.44 - Step 4: Simplify right side
508,482,219.44x = 110,578,043,556,429,056 - Step 5: Solve for x
x = 110,578,043,556,429,056/508,482,219.44 - Step 6: Final answer
x = 217,466,883.46
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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.