Finding the Fourth Proportional to 97,426,072.97, 134,447,969.53 and 58,267,843.44
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Solution
The fourth proportional to 97,426,072.97, 134,447,969.53 and 58,267,843.44 is: 80,409,617.26
Step by Step Solution
- Step 1: Write the proportion equation
97,426,072.97 : 134,447,969.53 = 58,267,843.44 : x - Step 2: Convert to fraction form
97,426,072.97/134,447,969.53 = 58,267,843.44/x - Step 3: Cross multiply
97,426,072.97x = 134,447,969.53 × 58,267,843.44 - Step 4: Simplify right side
97,426,072.97x = 7,833,993,239,396,808 - Step 5: Solve for x
x = 7,833,993,239,396,808/97,426,072.97 - Step 6: Final answer
x = 80,409,617.26
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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.