Finding the Fourth Proportional to 131,652,434.09, 197,559,367.72 and 58,930,703.75
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Solution
The fourth proportional to 131,652,434.09, 197,559,367.72 and 58,930,703.75 is: 88,432,186.25
Step by Step Solution
- Step 1: Write the proportion equation
131,652,434.09 : 197,559,367.72 = 58,930,703.75 : x - Step 2: Convert to fraction form
131,652,434.09/197,559,367.72 = 58,930,703.75/x - Step 3: Cross multiply
131,652,434.09x = 197,559,367.72 × 58,930,703.75 - Step 4: Simplify right side
131,652,434.09x = 11,642,312,571,156,836 - Step 5: Solve for x
x = 11,642,312,571,156,836/131,652,434.09 - Step 6: Final answer
x = 88,432,186.25
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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.