Finding the Fourth Proportional to 276,911,539.97, 415,368,013.48 and 113,149,296.74
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Solution
The fourth proportional to 276,911,539.97, 415,368,013.48 and 113,149,296.74 is: 169,724,232.58
Step by Step Solution
- Step 1: Write the proportion equation
276,911,539.97 : 415,368,013.48 = 113,149,296.74 : x - Step 2: Convert to fraction form
276,911,539.97/415,368,013.48 = 113,149,296.74/x - Step 3: Cross multiply
276,911,539.97x = 415,368,013.48 × 113,149,296.74 - Step 4: Simplify right side
276,911,539.97x = 46,998,598,614,308,392 - Step 5: Solve for x
x = 46,998,598,614,308,392/276,911,539.97 - Step 6: Final answer
x = 169,724,232.58
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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.