Finding the Fourth Proportional to 419,909,307.60, 629,675,004.60 and 161,038,491.60
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Solution
The fourth proportional to 419,909,307.60, 629,675,004.60 and 161,038,491.60 is: 241,485,270.99
Step by Step Solution
- Step 1: Write the proportion equation
419,909,307.60 : 629,675,004.60 = 161,038,491.60 : x - Step 2: Convert to fraction form
419,909,307.60/629,675,004.60 = 161,038,491.60/x - Step 3: Cross multiply
419,909,307.60x = 629,675,004.60 × 161,038,491.60 - Step 4: Simplify right side
419,909,307.60x = 101,401,912,939,007,056 - Step 5: Solve for x
x = 101,401,912,939,007,056/419,909,307.60 - Step 6: Final answer
x = 241,485,270.99
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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.