Finding the Fourth Proportional to 581,529,318.13, 872,301,575.13 and 193,352,148.49
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Solution
The fourth proportional to 581,529,318.13, 872,301,575.13 and 193,352,148.49 is: 290,030,748.96
Step by Step Solution
- Step 1: Write the proportion equation
581,529,318.13 : 872,301,575.13 = 193,352,148.49 : x - Step 2: Convert to fraction form
581,529,318.13/872,301,575.13 = 193,352,148.49/x - Step 3: Cross multiply
581,529,318.13x = 872,301,575.13 × 193,352,148.49 - Step 4: Simplify right side
581,529,318.13x = 168,661,383,678,235,168 - Step 5: Solve for x
x = 168,661,383,678,235,168/581,529,318.13 - Step 6: Final answer
x = 290,030,748.96
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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.