Finding the Fourth Proportional to 97,395,786.13, 134,410,409.81 and 53,935,722.13
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Solution
The fourth proportional to 97,395,786.13, 134,410,409.81 and 53,935,722.13 is: 74,433,636.23
Step by Step Solution
- Step 1: Write the proportion equation
97,395,786.13 : 134,410,409.81 = 53,935,722.13 : x - Step 2: Convert to fraction form
97,395,786.13/134,410,409.81 = 53,935,722.13/x - Step 3: Cross multiply
97,395,786.13x = 134,410,409.81 × 53,935,722.13 - Step 4: Simplify right side
97,395,786.13x = 7,249,522,514,354,373 - Step 5: Solve for x
x = 7,249,522,514,354,373/97,395,786.13 - Step 6: Final answer
x = 74,433,636.23
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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.