Finding the Fourth Proportional to 88,289,573.11, 121,838,644.02 and 48,596,255.20
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Solution
The fourth proportional to 88,289,573.11, 121,838,644.02 and 48,596,255.20 is: 67,062,299.99
Step by Step Solution
- Step 1: Write the proportion equation
88,289,573.11 : 121,838,644.02 = 48,596,255.20 : x - Step 2: Convert to fraction form
88,289,573.11/121,838,644.02 = 48,596,255.20/x - Step 3: Cross multiply
88,289,573.11x = 121,838,644.02 × 48,596,255.20 - Step 4: Simplify right side
88,289,573.11x = 5,920,901,837,805,087 - Step 5: Solve for x
x = 5,920,901,837,805,087/88,289,573.11 - Step 6: Final answer
x = 67,062,299.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.