Finding the Fourth Proportional to 1,153,839,653.08, 1,592,300,117.82 and 625,203,223
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Solution
The fourth proportional to 1,153,839,653.08, 1,592,300,117.82 and 625,203,223 is: 862,781,204.47
Step by Step Solution
- Step 1: Write the proportion equation
1,153,839,653.08 : 1,592,300,117.82 = 625,203,223 : x - Step 2: Convert to fraction form
1,153,839,653.08/1,592,300,117.82 = 625,203,223/x - Step 3: Cross multiply
1,153,839,653.08x = 1,592,300,117.82 × 625,203,223 - Step 4: Simplify right side
1,153,839,653.08x = 995,511,165,644,343,680 - Step 5: Solve for x
x = 995,511,165,644,343,680/1,153,839,653.08 - Step 6: Final answer
x = 862,781,204.47
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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.