Finding the Fourth Proportional to 268,735,112.72, 403,125,547.36 and 82,030,992.00
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Solution
The fourth proportional to 268,735,112.72, 403,125,547.36 and 82,030,992.00 is: 123,053,471.57
Step by Step Solution
- Step 1: Write the proportion equation
268,735,112.72 : 403,125,547.36 = 82,030,992.00 : x - Step 2: Convert to fraction form
268,735,112.72/403,125,547.36 = 82,030,992.00/x - Step 3: Cross multiply
268,735,112.72x = 403,125,547.36 × 82,030,992.00 - Step 4: Simplify right side
268,735,112.72x = 33,068,788,551,648,532 - Step 5: Solve for x
x = 33,068,788,551,648,532/268,735,112.72 - Step 6: Final answer
x = 123,053,471.57
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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.