Finding the Fourth Proportional to 102,675,749.14, 153,909,929.13 and 64,364,116.42
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Solution
The fourth proportional to 102,675,749.14, 153,909,929.13 and 64,364,116.42 is: 96,481,171.84
Step by Step Solution
- Step 1: Write the proportion equation
102,675,749.14 : 153,909,929.13 = 64,364,116.42 : x - Step 2: Convert to fraction form
102,675,749.14/153,909,929.13 = 64,364,116.42/x - Step 3: Cross multiply
102,675,749.14x = 153,909,929.13 × 64,364,116.42 - Step 4: Simplify right side
102,675,749.14x = 9,906,276,597,030,660 - Step 5: Solve for x
x = 9,906,276,597,030,660/102,675,749.14 - Step 6: Final answer
x = 96,481,171.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.