Finding the Fourth Proportional to 202,464,842.28, 279,400,091.20 and 109,643,226
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Solution
The fourth proportional to 202,464,842.28, 279,400,091.20 and 109,643,226 is: 151,306,898.52
Step by Step Solution
- Step 1: Write the proportion equation
202,464,842.28 : 279,400,091.20 = 109,643,226 : x - Step 2: Convert to fraction form
202,464,842.28/279,400,091.20 = 109,643,226/x - Step 3: Cross multiply
202,464,842.28x = 279,400,091.20 × 109,643,226 - Step 4: Simplify right side
202,464,842.28x = 30,634,327,343,862,208 - Step 5: Solve for x
x = 30,634,327,343,862,208/202,464,842.28 - Step 6: Final answer
x = 151,306,898.52
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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.