Finding the Fourth Proportional to 106,082,906.14, 159,124,403.40 and 47,722,417.12
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Solution
The fourth proportional to 106,082,906.14, 159,124,403.40 and 47,722,417.12 is: 71,583,645.56
Step by Step Solution
- Step 1: Write the proportion equation
106,082,906.14 : 159,124,403.40 = 47,722,417.12 : x - Step 2: Convert to fraction form
106,082,906.14/159,124,403.40 = 47,722,417.12/x - Step 3: Cross multiply
106,082,906.14x = 159,124,403.40 × 47,722,417.12 - Step 4: Simplify right side
106,082,906.14x = 7,593,801,153,025,946 - Step 5: Solve for x
x = 7,593,801,153,025,946/106,082,906.14 - Step 6: Final answer
x = 71,583,645.56
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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.