Finding the Fourth Proportional to 5,287,462,325.11, 7,929,510,817.76 and 1,745,544,280.65
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Solution
The fourth proportional to 5,287,462,325.11, 7,929,510,817.76 and 1,745,544,280.65 is: 2,617,760,922.96
Step by Step Solution
- Step 1: Write the proportion equation
5,287,462,325.11 : 7,929,510,817.76 = 1,745,544,280.65 : x - Step 2: Convert to fraction form
5,287,462,325.11/7,929,510,817.76 = 1,745,544,280.65/x - Step 3: Cross multiply
5,287,462,325.11x = 7,929,510,817.76 × 1,745,544,280.65 - Step 4: Simplify right side
5,287,462,325.11x = 13,841,312,256,293,273,600 - Step 5: Solve for x
x = 13,841,312,256,293,273,600/5,287,462,325.11 - Step 6: Final answer
x = 2,617,760,922.96
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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.