Finding the Fourth Proportional to 1,941,147,338, 2,911,721,007 and 648,682,826
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Solution
The fourth proportional to 1,941,147,338, 2,911,721,007 and 648,682,826 is: 973,024,239
Step by Step Solution
- Step 1: Write the proportion equation
1,941,147,338 : 2,911,721,007 = 648,682,826 : x - Step 2: Convert to fraction form
1,941,147,338/2,911,721,007 = 648,682,826/x - Step 3: Cross multiply
1,941,147,338x = 2,911,721,007 × 648,682,826 - Step 4: Simplify right side
1,941,147,338x = 1,888,783,411,344,325,888 - Step 5: Solve for x
x = 1,888,783,411,344,325,888/1,941,147,338 - Step 6: Final answer
x = 973,024,239
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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.