Finding the Fourth Proportional to 115,856,094.24, 159,881,514.84 and 63,648,511.92
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Solution
The fourth proportional to 115,856,094.24, 159,881,514.84 and 63,648,511.92 is: 87,835,004.02
Step by Step Solution
- Step 1: Write the proportion equation
115,856,094.24 : 159,881,514.84 = 63,648,511.92 : x - Step 2: Convert to fraction form
115,856,094.24/159,881,514.84 = 63,648,511.92/x - Step 3: Cross multiply
115,856,094.24x = 159,881,514.84 × 63,648,511.92 - Step 4: Simplify right side
115,856,094.24x = 10,176,220,503,081,398 - Step 5: Solve for x
x = 10,176,220,503,081,398/115,856,094.24 - Step 6: Final answer
x = 87,835,004.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.