Finding the Fourth Proportional to 2,329,949,341.92, 3,215,308,361.74 and 1,272,676,909.44
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Solution
The fourth proportional to 2,329,949,341.92, 3,215,308,361.74 and 1,272,676,909.44 is: 1,756,282,265.50
Step by Step Solution
- Step 1: Write the proportion equation
2,329,949,341.92 : 3,215,308,361.74 = 1,272,676,909.44 : x - Step 2: Convert to fraction form
2,329,949,341.92/3,215,308,361.74 = 1,272,676,909.44/x - Step 3: Cross multiply
2,329,949,341.92x = 3,215,308,361.74 × 1,272,676,909.44 - Step 4: Simplify right side
2,329,949,341.92x = 4,092,048,708,715,852,800 - Step 5: Solve for x
x = 4,092,048,708,715,852,800/2,329,949,341.92 - Step 6: Final answer
x = 1,756,282,265.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.