Finding the Fourth Proportional to 209,672,826.41, 314,509,239.52 and 64,106,387.99
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Solution
The fourth proportional to 209,672,826.41, 314,509,239.52 and 64,106,387.99 is: 96,159,581.95
Step by Step Solution
- Step 1: Write the proportion equation
209,672,826.41 : 314,509,239.52 = 64,106,387.99 : x - Step 2: Convert to fraction form
209,672,826.41/314,509,239.52 = 64,106,387.99/x - Step 3: Cross multiply
209,672,826.41x = 314,509,239.52 × 64,106,387.99 - Step 4: Simplify right side
209,672,826.41x = 20,162,051,334,555,560 - Step 5: Solve for x
x = 20,162,051,334,555,560/209,672,826.41 - Step 6: Final answer
x = 96,159,581.95
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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.