Finding the Fourth Proportional to 269,997,861.28, 372,604,699.08 and 152,528,162.08
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Solution
The fourth proportional to 269,997,861.28, 372,604,699.08 and 152,528,162.08 is: 210,493,185.63
Step by Step Solution
- Step 1: Write the proportion equation
269,997,861.28 : 372,604,699.08 = 152,528,162.08 : x - Step 2: Convert to fraction form
269,997,861.28/372,604,699.08 = 152,528,162.08/x - Step 3: Cross multiply
269,997,861.28x = 372,604,699.08 × 152,528,162.08 - Step 4: Simplify right side
269,997,861.28x = 56,832,709,933,043,872 - Step 5: Solve for x
x = 56,832,709,933,043,872/269,997,861.28 - Step 6: Final answer
x = 210,493,185.63
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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.