Finding the Fourth Proportional to 381,361,668.08, 572,047,816.54 and 108,732,435.08
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Solution
The fourth proportional to 381,361,668.08, 572,047,816.54 and 108,732,435.08 is: 163,100,167.85
Step by Step Solution
- Step 1: Write the proportion equation
381,361,668.08 : 572,047,816.54 = 108,732,435.08 : x - Step 2: Convert to fraction form
381,361,668.08/572,047,816.54 = 108,732,435.08/x - Step 3: Cross multiply
381,361,668.08x = 572,047,816.54 × 108,732,435.08 - Step 4: Simplify right side
381,361,668.08x = 62,200,152,074,591,296 - Step 5: Solve for x
x = 62,200,152,074,591,296/381,361,668.08 - Step 6: Final answer
x = 163,100,167.85
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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.