Finding the Fourth Proportional to 97,622,588.16, 134,714,655.36 and 53,568,476.64
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Solution
The fourth proportional to 97,622,588.16, 134,714,655.36 and 53,568,476.64 is: 73,922,019.53
Step by Step Solution
- Step 1: Write the proportion equation
97,622,588.16 : 134,714,655.36 = 53,568,476.64 : x - Step 2: Convert to fraction form
97,622,588.16/134,714,655.36 = 53,568,476.64/x - Step 3: Cross multiply
97,622,588.16x = 134,714,655.36 × 53,568,476.64 - Step 4: Simplify right side
97,622,588.16x = 7,216,458,868,717,812 - Step 5: Solve for x
x = 7,216,458,868,717,812/97,622,588.16 - Step 6: Final answer
x = 73,922,019.53
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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.