Finding the Fourth Proportional to 216,448,801.07, 324,784,826.15 and 101,445,026.99
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Solution
The fourth proportional to 216,448,801.07, 324,784,826.15 and 101,445,026.99 is: 152,219,856.57
Step by Step Solution
- Step 1: Write the proportion equation
216,448,801.07 : 324,784,826.15 = 101,445,026.99 : x - Step 2: Convert to fraction form
216,448,801.07/324,784,826.15 = 101,445,026.99/x - Step 3: Cross multiply
216,448,801.07x = 324,784,826.15 × 101,445,026.99 - Step 4: Simplify right side
216,448,801.07x = 32,947,805,452,598,056 - Step 5: Solve for x
x = 32,947,805,452,598,056/216,448,801.07 - Step 6: Final answer
x = 152,219,856.57
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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.