Finding the Fourth Proportional to 349,670,443.23, 482,532,537.51 and 193,034,178.99
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Solution
The fourth proportional to 349,670,443.23, 482,532,537.51 and 193,034,178.99 is: 266,380,170.29
Step by Step Solution
- Step 1: Write the proportion equation
349,670,443.23 : 482,532,537.51 = 193,034,178.99 : x - Step 2: Convert to fraction form
349,670,443.23/482,532,537.51 = 193,034,178.99/x - Step 3: Cross multiply
349,670,443.23x = 482,532,537.51 × 193,034,178.99 - Step 4: Simplify right side
349,670,443.23x = 93,145,272,214,204,224 - Step 5: Solve for x
x = 93,145,272,214,204,224/349,670,443.23 - Step 6: Final answer
x = 266,380,170.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.