Finding the Fourth Proportional to 288,252,167.67, 432,288,824.60 and 103,995,690.84
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Solution
The fourth proportional to 288,252,167.67, 432,288,824.60 and 103,995,690.84 is: 155,961,272.80
Step by Step Solution
- Step 1: Write the proportion equation
288,252,167.67 : 432,288,824.60 = 103,995,690.84 : x - Step 2: Convert to fraction form
288,252,167.67/432,288,824.60 = 103,995,690.84/x - Step 3: Cross multiply
288,252,167.67x = 432,288,824.60 × 103,995,690.84 - Step 4: Simplify right side
288,252,167.67x = 44,956,174,956,948,576 - Step 5: Solve for x
x = 44,956,174,956,948,576/288,252,167.67 - Step 6: Final answer
x = 155,961,272.80
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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.