Finding the Fourth Proportional to 331,755,401.50, 457,822,651.04 and 185,077,685.50
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Solution
The fourth proportional to 331,755,401.50, 457,822,651.04 and 185,077,685.50 is: 255,407,315.87
Step by Step Solution
- Step 1: Write the proportion equation
331,755,401.50 : 457,822,651.04 = 185,077,685.50 : x - Step 2: Convert to fraction form
331,755,401.50/457,822,651.04 = 185,077,685.50/x - Step 3: Cross multiply
331,755,401.50x = 457,822,651.04 × 185,077,685.50 - Step 4: Simplify right side
331,755,401.50x = 84,732,756,623,957,376 - Step 5: Solve for x
x = 84,732,756,623,957,376/331,755,401.50 - Step 6: Final answer
x = 255,407,315.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.