Finding the Fourth Proportional to 2,782,926,721.92, 4,175,534,341.44 and 1,229,398,135.68
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Solution
The fourth proportional to 2,782,926,721.92, 4,175,534,341.44 and 1,229,398,135.68 is: 1,844,602,696.29
Step by Step Solution
- Step 1: Write the proportion equation
2,782,926,721.92 : 4,175,534,341.44 = 1,229,398,135.68 : x - Step 2: Convert to fraction form
2,782,926,721.92/4,175,534,341.44 = 1,229,398,135.68/x - Step 3: Cross multiply
2,782,926,721.92x = 4,175,534,341.44 × 1,229,398,135.68 - Step 4: Simplify right side
2,782,926,721.92x = 5,133,394,134,834,152,448 - Step 5: Solve for x
x = 5,133,394,134,834,152,448/2,782,926,721.92 - Step 6: Final answer
x = 1,844,602,696.29
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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.