Finding the Fourth Proportional to 1,330,895,920.05, 1,996,343,880.08 and 1,330,895,920.05
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Solution
The fourth proportional to 1,330,895,920.05, 1,996,343,880.08 and 1,330,895,920.05 is: 1,996,343,880.08
Step by Step Solution
- Step 1: Write the proportion equation
1,330,895,920.05 : 1,996,343,880.08 = 1,330,895,920.05 : x - Step 2: Convert to fraction form
1,330,895,920.05/1,996,343,880.08 = 1,330,895,920.05/x - Step 3: Cross multiply
1,330,895,920.05x = 1,996,343,880.08 × 1,330,895,920.05 - Step 4: Simplify right side
1,330,895,920.05x = 2,656,925,925,008,604,160 - Step 5: Solve for x
x = 2,656,925,925,008,604,160/1,330,895,920.05 - Step 6: Final answer
x = 1,996,343,880.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.