Finding the Fourth Proportional to 214,585,575.03, 321,926,356.26 and 78,270,958.53
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Solution
The fourth proportional to 214,585,575.03, 321,926,356.26 and 78,270,958.53 is: 117,423,943.70
Step by Step Solution
- Step 1: Write the proportion equation
214,585,575.03 : 321,926,356.26 = 78,270,958.53 : x - Step 2: Convert to fraction form
214,585,575.03/321,926,356.26 = 78,270,958.53/x - Step 3: Cross multiply
214,585,575.03x = 321,926,356.26 × 78,270,958.53 - Step 4: Simplify right side
214,585,575.03x = 25,197,484,480,540,464 - Step 5: Solve for x
x = 25,197,484,480,540,464/214,585,575.03 - Step 6: Final answer
x = 117,423,943.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.