Finding the Fourth Proportional to 211,141,318.23, 316,711,343.73 and 53,574,027.60
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Solution
The fourth proportional to 211,141,318.23, 316,711,343.73 and 53,574,027.60 is: 80,360,880.63
Step by Step Solution
- Step 1: Write the proportion equation
211,141,318.23 : 316,711,343.73 = 53,574,027.60 : x - Step 2: Convert to fraction form
211,141,318.23/316,711,343.73 = 53,574,027.60/x - Step 3: Cross multiply
211,141,318.23x = 316,711,343.73 × 53,574,027.60 - Step 4: Simplify right side
211,141,318.23x = 16,967,502,270,224,108 - Step 5: Solve for x
x = 16,967,502,270,224,108/211,141,318.23 - Step 6: Final answer
x = 80,360,880.63
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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.