Finding the Fourth Proportional to 125,659,536.80, 173,339,305.98 and 75,410,904.38
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Solution
The fourth proportional to 125,659,536.80, 173,339,305.98 and 75,410,904.38 is: 104,024,526.60
Step by Step Solution
- Step 1: Write the proportion equation
125,659,536.80 : 173,339,305.98 = 75,410,904.38 : x - Step 2: Convert to fraction form
125,659,536.80/173,339,305.98 = 75,410,904.38/x - Step 3: Cross multiply
125,659,536.80x = 173,339,305.98 × 75,410,904.38 - Step 4: Simplify right side
125,659,536.80x = 13,071,673,828,553,340 - Step 5: Solve for x
x = 13,071,673,828,553,340/125,659,536.80 - Step 6: Final answer
x = 104,024,526.60
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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.