Finding the Fourth Proportional to 115,919,335.80, 173,879,003.70 and 62,171,623.80
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Solution
The fourth proportional to 115,919,335.80, 173,879,003.70 and 62,171,623.80 is: 93,257,435.70
Step by Step Solution
- Step 1: Write the proportion equation
115,919,335.80 : 173,879,003.70 = 62,171,623.80 : x - Step 2: Convert to fraction form
115,919,335.80/173,879,003.70 = 62,171,623.80/x - Step 3: Cross multiply
115,919,335.80x = 173,879,003.70 × 62,171,623.80 - Step 4: Simplify right side
115,919,335.80x = 10,810,340,004,755,206 - Step 5: Solve for x
x = 10,810,340,004,755,206/115,919,335.80 - Step 6: Final answer
x = 93,257,435.70
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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.