Finding the Fourth Proportional to 172,759,009.14, 258,727,171.73 and 110,316,910.19
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Solution
The fourth proportional to 172,759,009.14, 258,727,171.73 and 110,316,910.19 is: 165,212,698.95
Step by Step Solution
- Step 1: Write the proportion equation
172,759,009.14 : 258,727,171.73 = 110,316,910.19 : x - Step 2: Convert to fraction form
172,759,009.14/258,727,171.73 = 110,316,910.19/x - Step 3: Cross multiply
172,759,009.14x = 258,727,171.73 × 110,316,910.19 - Step 4: Simplify right side
172,759,009.14x = 28,541,982,167,451,116 - Step 5: Solve for x
x = 28,541,982,167,451,116/172,759,009.14 - Step 6: Final answer
x = 165,212,698.95
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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.