Finding the Fourth Proportional to 69,052,806,185, 95,291,858,394.24 and 38,569,434,656.54
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Solution
The fourth proportional to 69,052,806,185, 95,291,858,394.24 and 38,569,434,656.54 is: 53,225,253,377.69
Step by Step Solution
- Step 1: Write the proportion equation
69,052,806,185 : 95,291,858,394.24 = 38,569,434,656.54 : x - Step 2: Convert to fraction form
69,052,806,185/95,291,858,394.24 = 38,569,434,656.54/x - Step 3: Cross multiply
69,052,806,185x = 95,291,858,394.24 × 38,569,434,656.54 - Step 4: Simplify right side
69,052,806,185x = 3,675,353,105,636,902,567,936 - Step 5: Solve for x
x = 3,675,353,105,636,902,567,936/69,052,806,185 - Step 6: Final answer
x = 53,225,253,377.69
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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.