Finding the Fourth Proportional to 98,929,472.11, 148,395,471.05 and 26,145,624.04
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Solution
The fourth proportional to 98,929,472.11, 148,395,471.05 and 26,145,624.04 is: 39,218,769.82
Step by Step Solution
- Step 1: Write the proportion equation
98,929,472.11 : 148,395,471.05 = 26,145,624.04 : x - Step 2: Convert to fraction form
98,929,472.11/148,395,471.05 = 26,145,624.04/x - Step 3: Cross multiply
98,929,472.11x = 148,395,471.05 × 26,145,624.04 - Step 4: Simplify right side
98,929,472.11x = 3,879,892,195,006,380 - Step 5: Solve for x
x = 3,879,892,195,006,380/98,929,472.11 - Step 6: Final answer
x = 39,218,769.82
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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.