Finding the Fourth Proportional to 1,726,013,368.08, 2,382,546,186.99 and 1,131,336,175.55
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Solution
The fourth proportional to 1,726,013,368.08, 2,382,546,186.99 and 1,131,336,175.55 is: 1,561,668,490.58
Step by Step Solution
- Step 1: Write the proportion equation
1,726,013,368.08 : 2,382,546,186.99 = 1,131,336,175.55 : x - Step 2: Convert to fraction form
1,726,013,368.08/2,382,546,186.99 = 1,131,336,175.55/x - Step 3: Cross multiply
1,726,013,368.08x = 2,382,546,186.99 × 1,131,336,175.55 - Step 4: Simplify right side
1,726,013,368.08x = 2,695,460,691,248,588,800 - Step 5: Solve for x
x = 2,695,460,691,248,588,800/1,726,013,368.08 - Step 6: Final answer
x = 1,561,668,490.58
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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.