Finding the Fourth Proportional to 115,696,302.21, 173,422,440.59 and 37,952,913.69
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Solution
The fourth proportional to 115,696,302.21, 173,422,440.59 and 37,952,913.69 is: 56,889,345.59
Step by Step Solution
- Step 1: Write the proportion equation
115,696,302.21 : 173,422,440.59 = 37,952,913.69 : x - Step 2: Convert to fraction form
115,696,302.21/173,422,440.59 = 37,952,913.69/x - Step 3: Cross multiply
115,696,302.21x = 173,422,440.59 × 37,952,913.69 - Step 4: Simplify right side
115,696,302.21x = 6,581,886,919,431,658 - Step 5: Solve for x
x = 6,581,886,919,431,658/115,696,302.21 - Step 6: Final answer
x = 56,889,345.59
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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.