Finding the Fourth Proportional to 111,992,724.68, 154,542,068.16 and 62,430,906.08
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Solution
The fourth proportional to 111,992,724.68, 154,542,068.16 and 62,430,906.08 is: 86,150,251.00
Step by Step Solution
- Step 1: Write the proportion equation
111,992,724.68 : 154,542,068.16 = 62,430,906.08 : x - Step 2: Convert to fraction form
111,992,724.68/154,542,068.16 = 62,430,906.08/x - Step 3: Cross multiply
111,992,724.68x = 154,542,068.16 × 62,430,906.08 - Step 4: Simplify right side
111,992,724.68x = 9,648,201,341,699,092 - Step 5: Solve for x
x = 9,648,201,341,699,092/111,992,724.68 - Step 6: Final answer
x = 86,150,251.00
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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.