Finding the Fourth Proportional to 1,601,410,480.05, 2,402,477,930.39 and 864,464,566.75
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Solution
The fourth proportional to 1,601,410,480.05, 2,402,477,930.39 and 864,464,566.75 is: 1,296,892,376.50
Step by Step Solution
- Step 1: Write the proportion equation
1,601,410,480.05 : 2,402,477,930.39 = 864,464,566.75 : x - Step 2: Convert to fraction form
1,601,410,480.05/2,402,477,930.39 = 864,464,566.75/x - Step 3: Cross multiply
1,601,410,480.05x = 2,402,477,930.39 × 864,464,566.75 - Step 4: Simplify right side
1,601,410,480.05x = 2,076,857,043,221,027,840 - Step 5: Solve for x
x = 2,076,857,043,221,027,840/1,601,410,480.05 - Step 6: Final answer
x = 1,296,892,376.50
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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.