Finding the Fourth Proportional to 275,571,215.10, 413,356,822.65 and 122,516,207.10
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Solution
The fourth proportional to 275,571,215.10, 413,356,822.65 and 122,516,207.10 is: 183,774,310.65
Step by Step Solution
- Step 1: Write the proportion equation
275,571,215.10 : 413,356,822.65 = 122,516,207.10 : x - Step 2: Convert to fraction form
275,571,215.10/413,356,822.65 = 122,516,207.10/x - Step 3: Cross multiply
275,571,215.10x = 413,356,822.65 × 122,516,207.10 - Step 4: Simplify right side
275,571,215.10x = 50,642,910,089,985,368 - Step 5: Solve for x
x = 50,642,910,089,985,368/275,571,215.10 - Step 6: Final answer
x = 183,774,310.65
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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.