Finding the Fourth Proportional to 4,195,914,844.69, 5,790,380,979.99 and 2,316,335,573.53
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Solution
The fourth proportional to 4,195,914,844.69, 5,790,380,979.99 and 2,316,335,573.53 is: 3,196,553,301.17
Step by Step Solution
- Step 1: Write the proportion equation
4,195,914,844.69 : 5,790,380,979.99 = 2,316,335,573.53 : x - Step 2: Convert to fraction form
4,195,914,844.69/5,790,380,979.99 = 2,316,335,573.53/x - Step 3: Cross multiply
4,195,914,844.69x = 5,790,380,979.99 × 2,316,335,573.53 - Step 4: Simplify right side
4,195,914,844.69x = 13,412,465,448,242,339,840 - Step 5: Solve for x
x = 13,412,465,448,242,339,840/4,195,914,844.69 - Step 6: Final answer
x = 3,196,553,301.17
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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.