Finding the Fourth Proportional to 106,876,519.24, 147,488,980.62 and 57,982,897.48
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Solution
The fourth proportional to 106,876,519.24, 147,488,980.62 and 57,982,897.48 is: 80,016,064.37
Step by Step Solution
- Step 1: Write the proportion equation
106,876,519.24 : 147,488,980.62 = 57,982,897.48 : x - Step 2: Convert to fraction form
106,876,519.24/147,488,980.62 = 57,982,897.48/x - Step 3: Cross multiply
106,876,519.24x = 147,488,980.62 × 57,982,897.48 - Step 4: Simplify right side
106,876,519.24x = 8,551,838,442,719,167 - Step 5: Solve for x
x = 8,551,838,442,719,167/106,876,519.24 - Step 6: Final answer
x = 80,016,064.37
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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.