Finding the Fourth Proportional to 195,241,421.12, 269,432,422.02 and 107,136,893.19
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Solution
The fourth proportional to 195,241,421.12, 269,432,422.02 and 107,136,893.19 is: 147,848,507.02
Step by Step Solution
- Step 1: Write the proportion equation
195,241,421.12 : 269,432,422.02 = 107,136,893.19 : x - Step 2: Convert to fraction form
195,241,421.12/269,432,422.02 = 107,136,893.19/x - Step 3: Cross multiply
195,241,421.12x = 269,432,422.02 × 107,136,893.19 - Step 4: Simplify right side
195,241,421.12x = 28,866,152,619,879,740 - Step 5: Solve for x
x = 28,866,152,619,879,740/195,241,421.12 - Step 6: Final answer
x = 147,848,507.02
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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.