Finding the Fourth Proportional to 288,105,813.70, 432,227,471.63 and 94,017,589.99
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Solution
The fourth proportional to 288,105,813.70, 432,227,471.63 and 94,017,589.99 is: 141,048,820.53
Step by Step Solution
- Step 1: Write the proportion equation
288,105,813.70 : 432,227,471.63 = 94,017,589.99 : x - Step 2: Convert to fraction form
288,105,813.70/432,227,471.63 = 94,017,589.99/x - Step 3: Cross multiply
288,105,813.70x = 432,227,471.63 × 94,017,589.99 - Step 4: Simplify right side
288,105,813.70x = 40,636,985,208,573,040 - Step 5: Solve for x
x = 40,636,985,208,573,040/288,105,813.70 - Step 6: Final answer
x = 141,048,820.53
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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.