Finding the Fourth Proportional to 329,508,737.80, 494,263,106.70 and 292,520,444.20
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Solution
The fourth proportional to 329,508,737.80, 494,263,106.70 and 292,520,444.20 is: 438,780,666.30
Step by Step Solution
- Step 1: Write the proportion equation
329,508,737.80 : 494,263,106.70 = 292,520,444.20 : x - Step 2: Convert to fraction form
329,508,737.80/494,263,106.70 = 292,520,444.20/x - Step 3: Cross multiply
329,508,737.80x = 494,263,106.70 × 292,520,444.20 - Step 4: Simplify right side
329,508,737.80x = 144,582,063,523,556,000 - Step 5: Solve for x
x = 144,582,063,523,556,000/329,508,737.80 - Step 6: Final answer
x = 438,780,666.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.