Finding the Fourth Proportional to 436,996,685.80, 655,495,028.70 and 113,880,557.80
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Solution
The fourth proportional to 436,996,685.80, 655,495,028.70 and 113,880,557.80 is: 170,820,836.70
Step by Step Solution
- Step 1: Write the proportion equation
436,996,685.80 : 655,495,028.70 = 113,880,557.80 : x - Step 2: Convert to fraction form
436,996,685.80/655,495,028.70 = 113,880,557.80/x - Step 3: Cross multiply
436,996,685.80x = 655,495,028.70 × 113,880,557.80 - Step 4: Simplify right side
436,996,685.80x = 74,648,139,503,483,008 - Step 5: Solve for x
x = 74,648,139,503,483,008/436,996,685.80 - Step 6: Final answer
x = 170,820,836.70
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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.