Finding the Fourth Proportional to 2,338,661,257.14, 3,508,153,292.46 and 680,582,276.82
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Solution
The fourth proportional to 2,338,661,257.14, 3,508,153,292.46 and 680,582,276.82 is: 1,020,920,386.79
Step by Step Solution
- Step 1: Write the proportion equation
2,338,661,257.14 : 3,508,153,292.46 = 680,582,276.82 : x - Step 2: Convert to fraction form
2,338,661,257.14/3,508,153,292.46 = 680,582,276.82/x - Step 3: Cross multiply
2,338,661,257.14x = 3,508,153,292.46 × 680,582,276.82 - Step 4: Simplify right side
2,338,661,257.14x = 2,387,586,955,216,006,144 - Step 5: Solve for x
x = 2,387,586,955,216,006,144/2,338,661,257.14 - Step 6: Final answer
x = 1,020,920,386.79
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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.