Finding the Fourth Proportional to 202,890,072.12, 279,988,842.14 and 110,070,579.96
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Solution
The fourth proportional to 202,890,072.12, 279,988,842.14 and 110,070,579.96 is: 151,897,694.72
Step by Step Solution
- Step 1: Write the proportion equation
202,890,072.12 : 279,988,842.14 = 110,070,579.96 : x - Step 2: Convert to fraction form
202,890,072.12/279,988,842.14 = 110,070,579.96/x - Step 3: Cross multiply
202,890,072.12x = 279,988,842.14 × 110,070,579.96 - Step 4: Simplify right side
202,890,072.12x = 30,818,534,236,678,684 - Step 5: Solve for x
x = 30,818,534,236,678,684/202,890,072.12 - Step 6: Final answer
x = 151,897,694.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.