Finding the Fourth Proportional to 1,206,079,104.08, 1,664,429,533.49 and 670,253,352.14
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Solution
The fourth proportional to 1,206,079,104.08, 1,664,429,533.49 and 670,253,352.14 is: 924,972,060.67
Step by Step Solution
- Step 1: Write the proportion equation
1,206,079,104.08 : 1,664,429,533.49 = 670,253,352.14 : x - Step 2: Convert to fraction form
1,206,079,104.08/1,664,429,533.49 = 670,253,352.14/x - Step 3: Cross multiply
1,206,079,104.08x = 1,664,429,533.49 × 670,253,352.14 - Step 4: Simplify right side
1,206,079,104.08x = 1,115,589,474,228,325,760 - Step 5: Solve for x
x = 1,115,589,474,228,325,760/1,206,079,104.08 - Step 6: Final answer
x = 924,972,060.67
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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.