Finding the Fourth Proportional to 405,497,314.08, 607,253,925.24 and 366,194,314.80
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Solution
The fourth proportional to 405,497,314.08, 607,253,925.24 and 366,194,314.80 is: 548,395,580.79
Step by Step Solution
- Step 1: Write the proportion equation
405,497,314.08 : 607,253,925.24 = 366,194,314.80 : x - Step 2: Convert to fraction form
405,497,314.08/607,253,925.24 = 366,194,314.80/x - Step 3: Cross multiply
405,497,314.08x = 607,253,925.24 × 366,194,314.80 - Step 4: Simplify right side
405,497,314.08x = 222,372,935,062,872,224 - Step 5: Solve for x
x = 222,372,935,062,872,224/405,497,314.08 - Step 6: Final answer
x = 548,395,580.79
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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.