Finding the Fourth Proportional to 2,856,563,966.70, 3,941,701,316.69 and 1,586,232,231.65
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Solution
The fourth proportional to 2,856,563,966.70, 3,941,701,316.69 and 1,586,232,231.65 is: 2,188,802,263.47
Step by Step Solution
- Step 1: Write the proportion equation
2,856,563,966.70 : 3,941,701,316.69 = 1,586,232,231.65 : x - Step 2: Convert to fraction form
2,856,563,966.70/3,941,701,316.69 = 1,586,232,231.65/x - Step 3: Cross multiply
2,856,563,966.70x = 3,941,701,316.69 × 1,586,232,231.65 - Step 4: Simplify right side
2,856,563,966.70x = 6,252,453,676,070,922,240 - Step 5: Solve for x
x = 6,252,453,676,070,922,240/2,856,563,966.70 - Step 6: Final answer
x = 2,188,802,263.47
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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.