Finding the Fourth Proportional to 522,406,166.42, 720,898,861.29 and 284,252,334.14
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Solution
The fourth proportional to 522,406,166.42, 720,898,861.29 and 284,252,334.14 is: 392,256,441.77
Step by Step Solution
- Step 1: Write the proportion equation
522,406,166.42 : 720,898,861.29 = 284,252,334.14 : x - Step 2: Convert to fraction form
522,406,166.42/720,898,861.29 = 284,252,334.14/x - Step 3: Cross multiply
522,406,166.42x = 720,898,861.29 × 284,252,334.14 - Step 4: Simplify right side
522,406,166.42x = 204,917,184,000,550,560 - Step 5: Solve for x
x = 204,917,184,000,550,560/522,406,166.42 - Step 6: Final answer
x = 392,256,441.77
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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.