Finding the Fourth Proportional to 114,248,812.09, 171,253,620.95 and 47,813,306.26
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Solution
The fourth proportional to 114,248,812.09, 171,253,620.95 and 47,813,306.26 is: 71,669,907.78
Step by Step Solution
- Step 1: Write the proportion equation
114,248,812.09 : 171,253,620.95 = 47,813,306.26 : x - Step 2: Convert to fraction form
114,248,812.09/171,253,620.95 = 47,813,306.26/x - Step 3: Cross multiply
114,248,812.09x = 171,253,620.95 × 47,813,306.26 - Step 4: Simplify right side
114,248,812.09x = 8,188,201,826,616,301 - Step 5: Solve for x
x = 8,188,201,826,616,301/114,248,812.09 - Step 6: Final answer
x = 71,669,907.78
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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.