Finding the Fourth Proportional to 172,759,008.14, 258,727,170.23 and 110,316,909.19
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Solution
The fourth proportional to 172,759,008.14, 258,727,170.23 and 110,316,909.19 is: 165,212,697.45
Step by Step Solution
- Step 1: Write the proportion equation
172,759,008.14 : 258,727,170.23 = 110,316,909.19 : x - Step 2: Convert to fraction form
172,759,008.14/258,727,170.23 = 110,316,909.19/x - Step 3: Cross multiply
172,759,008.14x = 258,727,170.23 × 110,316,909.19 - Step 4: Simplify right side
172,759,008.14x = 28,541,981,743,052,112 - Step 5: Solve for x
x = 28,541,981,743,052,112/172,759,008.14 - Step 6: Final answer
x = 165,212,697.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.