Finding the Fourth Proportional to 2,548,898,032.07, 3,517,012,341.92 and 1,419,839,697.84
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Solution
The fourth proportional to 2,548,898,032.07, 3,517,012,341.92 and 1,419,839,697.84 is: 1,959,118,677.18
Step by Step Solution
- Step 1: Write the proportion equation
2,548,898,032.07 : 3,517,012,341.92 = 1,419,839,697.84 : x - Step 2: Convert to fraction form
2,548,898,032.07/3,517,012,341.92 = 1,419,839,697.84/x - Step 3: Cross multiply
2,548,898,032.07x = 3,517,012,341.92 × 1,419,839,697.84 - Step 4: Simplify right side
2,548,898,032.07x = 4,993,593,740,844,143,616 - Step 5: Solve for x
x = 4,993,593,740,844,143,616/2,548,898,032.07 - Step 6: Final answer
x = 1,959,118,677.18
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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.