Finding the Fourth Proportional to 315,257,958.37, 472,932,069.04 and 96,926,634.63
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Solution
The fourth proportional to 315,257,958.37, 472,932,069.04 and 96,926,634.63 is: 145,403,827.70
Step by Step Solution
- Step 1: Write the proportion equation
315,257,958.37 : 472,932,069.04 = 96,926,634.63 : x - Step 2: Convert to fraction form
315,257,958.37/472,932,069.04 = 96,926,634.63/x - Step 3: Cross multiply
315,257,958.37x = 472,932,069.04 × 96,926,634.63 - Step 4: Simplify right side
315,257,958.37x = 45,839,713,860,771,168 - Step 5: Solve for x
x = 45,839,713,860,771,168/315,257,958.37 - Step 6: Final answer
x = 145,403,827.70
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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.