Finding the Fourth Proportional to 203,929,803.12, 305,894,427.66 and 94,695,242.52
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Solution
The fourth proportional to 203,929,803.12, 305,894,427.66 and 94,695,242.52 is: 142,042,735.15
Step by Step Solution
- Step 1: Write the proportion equation
203,929,803.12 : 305,894,427.66 = 94,695,242.52 : x - Step 2: Convert to fraction form
203,929,803.12/305,894,427.66 = 94,695,242.52/x - Step 3: Cross multiply
203,929,803.12x = 305,894,427.66 × 94,695,242.52 - Step 4: Simplify right side
203,929,803.12x = 28,966,747,012,780,296 - Step 5: Solve for x
x = 28,966,747,012,780,296/203,929,803.12 - Step 6: Final answer
x = 142,042,735.15
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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.