Finding the Fourth Proportional to 75,857,243.58, 104,671,734.84 and 46,072,392.12
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Solution
The fourth proportional to 75,857,243.58, 104,671,734.84 and 46,072,392.12 is: 63,573,061.50
Step by Step Solution
- Step 1: Write the proportion equation
75,857,243.58 : 104,671,734.84 = 46,072,392.12 : x - Step 2: Convert to fraction form
75,857,243.58/104,671,734.84 = 46,072,392.12/x - Step 3: Cross multiply
75,857,243.58x = 104,671,734.84 × 46,072,392.12 - Step 4: Simplify right side
75,857,243.58x = 4,822,477,211,429,145 - Step 5: Solve for x
x = 4,822,477,211,429,145/75,857,243.58 - Step 6: Final answer
x = 63,573,061.50
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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.