Finding the Fourth Proportional to 669,330,220.80, 1,004,053,165.20 and 184,656,028.80
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Solution
The fourth proportional to 669,330,220.80, 1,004,053,165.20 and 184,656,028.80 is: 276,999,998.55
Step by Step Solution
- Step 1: Write the proportion equation
669,330,220.80 : 1,004,053,165.20 = 184,656,028.80 : x - Step 2: Convert to fraction form
669,330,220.80/1,004,053,165.20 = 184,656,028.80/x - Step 3: Cross multiply
669,330,220.80x = 1,004,053,165.20 × 184,656,028.80 - Step 4: Simplify right side
669,330,220.80x = 185,404,470,189,902,368 - Step 5: Solve for x
x = 185,404,470,189,902,368/669,330,220.80 - Step 6: Final answer
x = 276,999,998.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.