Finding the Fourth Proportional to 990,149,328,009.30, 1,485,223,992,014 and 990,149,328,009.30
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Solution
The fourth proportional to 990,149,328,009.30, 1,485,223,992,014 and 990,149,328,009.30 is: 1,485,223,992,014
Step by Step Solution
- Step 1: Write the proportion equation
990,149,328,009.30 : 1,485,223,992,014 = 990,149,328,009.30 : x - Step 2: Convert to fraction form
990,149,328,009.30/1,485,223,992,014 = 990,149,328,009.30/x - Step 3: Cross multiply
990,149,328,009.30x = 1,485,223,992,014 × 990,149,328,009.30 - Step 4: Simplify right side
990,149,328,009.30x = 1,470,593,537,635,952,086,745,088 - Step 5: Solve for x
x = 1,470,593,537,635,952,086,745,088/990,149,328,009.30 - Step 6: Final answer
x = 1,485,223,992,014
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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.