Finding the Fourth Proportional to 104,134,173.67, 143,706,326.37 and 59,486,056.09
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Solution
The fourth proportional to 104,134,173.67, 143,706,326.37 and 59,486,056.09 is: 82,091,423.88
Step by Step Solution
- Step 1: Write the proportion equation
104,134,173.67 : 143,706,326.37 = 59,486,056.09 : x - Step 2: Convert to fraction form
104,134,173.67/143,706,326.37 = 59,486,056.09/x - Step 3: Cross multiply
104,134,173.67x = 143,706,326.37 × 59,486,056.09 - Step 4: Simplify right side
104,134,173.67x = 8,548,522,590,933,667 - Step 5: Solve for x
x = 8,548,522,590,933,667/104,134,173.67 - Step 6: Final answer
x = 82,091,423.88
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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.