Finding the Fourth Proportional to 349,670,434.23, 482,532,525.09 and 193,034,169.99
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Solution
The fourth proportional to 349,670,434.23, 482,532,525.09 and 193,034,169.99 is: 266,380,157.87
Step by Step Solution
- Step 1: Write the proportion equation
349,670,434.23 : 482,532,525.09 = 193,034,169.99 : x - Step 2: Convert to fraction form
349,670,434.23/482,532,525.09 = 193,034,169.99/x - Step 3: Cross multiply
349,670,434.23x = 482,532,525.09 × 193,034,169.99 - Step 4: Simplify right side
349,670,434.23x = 93,145,265,473,926,992 - Step 5: Solve for x
x = 93,145,265,473,926,992/349,670,434.23 - Step 6: Final answer
x = 266,380,157.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.