Finding the Fourth Proportional to 1,410,048,337.20, 2,115,072,505.80 and 1,027,842,385.20
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Solution
The fourth proportional to 1,410,048,337.20, 2,115,072,505.80 and 1,027,842,385.20 is: 1,541,763,577.80
Step by Step Solution
- Step 1: Write the proportion equation
1,410,048,337.20 : 2,115,072,505.80 = 1,027,842,385.20 : x - Step 2: Convert to fraction form
1,410,048,337.20/2,115,072,505.80 = 1,027,842,385.20/x - Step 3: Cross multiply
1,410,048,337.20x = 2,115,072,505.80 × 1,027,842,385.20 - Step 4: Simplify right side
1,410,048,337.20x = 2,173,961,169,232,412,928 - Step 5: Solve for x
x = 2,173,961,169,232,412,928/1,410,048,337.20 - Step 6: Final answer
x = 1,541,763,577.80
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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.