Finding the Fourth Proportional to 92,239,789.36, 138,359,946.71 and 26,666,265.26
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Solution
The fourth proportional to 92,239,789.36, 138,359,946.71 and 26,666,265.26 is: 39,999,473.82
Step by Step Solution
- Step 1: Write the proportion equation
92,239,789.36 : 138,359,946.71 = 26,666,265.26 : x - Step 2: Convert to fraction form
92,239,789.36/138,359,946.71 = 26,666,265.26/x - Step 3: Cross multiply
92,239,789.36x = 138,359,946.71 × 26,666,265.26 - Step 4: Simplify right side
92,239,789.36x = 3,689,543,039,503,193.50 - Step 5: Solve for x
x = 3,689,543,039,503,193.50/92,239,789.36 - Step 6: Final answer
x = 39,999,473.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.