Finding the Fourth Proportional to 349,725,624.75, 524,613,631.37 and 134,314,872.75
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Solution
The fourth proportional to 349,725,624.75, 524,613,631.37 and 134,314,872.75 is: 201,481,985.17
Step by Step Solution
- Step 1: Write the proportion equation
349,725,624.75 : 524,613,631.37 = 134,314,872.75 : x - Step 2: Convert to fraction form
349,725,624.75/524,613,631.37 = 134,314,872.75/x - Step 3: Cross multiply
349,725,624.75x = 524,613,631.37 × 134,314,872.75 - Step 4: Simplify right side
349,725,624.75x = 70,463,413,139,705,384 - Step 5: Solve for x
x = 70,463,413,139,705,384/349,725,624.75 - Step 6: Final answer
x = 201,481,985.17
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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.