Finding the Fourth Proportional to 898,322,998.16, 1,347,613,036.36 and 276,590,835.68
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Solution
The fourth proportional to 898,322,998.16, 1,347,613,036.36 and 276,590,835.68 is: 414,925,830.31
Step by Step Solution
- Step 1: Write the proportion equation
898,322,998.16 : 1,347,613,036.36 = 276,590,835.68 : x - Step 2: Convert to fraction form
898,322,998.16/1,347,613,036.36 = 276,590,835.68/x - Step 3: Cross multiply
898,322,998.16x = 1,347,613,036.36 × 276,590,835.68 - Step 4: Simplify right side
898,322,998.16x = 372,737,415,900,074,624 - Step 5: Solve for x
x = 372,737,415,900,074,624/898,322,998.16 - Step 6: Final answer
x = 414,925,830.31
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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.