Finding the Fourth Proportional to 301,006,129.20, 451,509,193.80 and 269,438,533.80
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Solution
The fourth proportional to 301,006,129.20, 451,509,193.80 and 269,438,533.80 is: 404,157,800.70
Step by Step Solution
- Step 1: Write the proportion equation
301,006,129.20 : 451,509,193.80 = 269,438,533.80 : x - Step 2: Convert to fraction form
301,006,129.20/451,509,193.80 = 269,438,533.80/x - Step 3: Cross multiply
301,006,129.20x = 451,509,193.80 × 269,438,533.80 - Step 4: Simplify right side
301,006,129.20x = 121,653,975,174,692,064 - Step 5: Solve for x
x = 121,653,975,174,692,064/301,006,129.20 - Step 6: Final answer
x = 404,157,800.70
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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.