Finding the Fourth Proportional to 2,207,679,921.36, 3,313,816,758 and 1,626,070,890.96
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Solution
The fourth proportional to 2,207,679,921.36, 3,313,816,758 and 1,626,070,890.96 is: 2,440,798,104.84
Step by Step Solution
- Step 1: Write the proportion equation
2,207,679,921.36 : 3,313,816,758 = 1,626,070,890.96 : x - Step 2: Convert to fraction form
2,207,679,921.36/3,313,816,758 = 1,626,070,890.96/x - Step 3: Cross multiply
2,207,679,921.36x = 3,313,816,758 × 1,626,070,890.96 - Step 4: Simplify right side
2,207,679,921.36x = 5,388,500,968,159,239,168 - Step 5: Solve for x
x = 5,388,500,968,159,239,168/2,207,679,921.36 - Step 6: Final answer
x = 2,440,798,104.84
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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.