Finding the Fourth Proportional to 97,244,095.21, 134,195,272.38 and 53,190,708.70
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Solution
The fourth proportional to 97,244,095.21, 134,195,272.38 and 53,190,708.70 is: 73,402,314.32
Step by Step Solution
- Step 1: Write the proportion equation
97,244,095.21 : 134,195,272.38 = 53,190,708.70 : x - Step 2: Convert to fraction form
97,244,095.21/134,195,272.38 = 53,190,708.70/x - Step 3: Cross multiply
97,244,095.21x = 134,195,272.38 × 53,190,708.70 - Step 4: Simplify right side
97,244,095.21x = 7,137,941,642,081,736 - Step 5: Solve for x
x = 7,137,941,642,081,736/97,244,095.21 - Step 6: Final answer
x = 73,402,314.32
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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.