Finding the Fourth Proportional to 266,421,742.41, 397,681,236.33 and 234,970,731.88
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Solution
The fourth proportional to 266,421,742.41, 397,681,236.33 and 234,970,731.88 is: 350,735,080.07
Step by Step Solution
- Step 1: Write the proportion equation
266,421,742.41 : 397,681,236.33 = 234,970,731.88 : x - Step 2: Convert to fraction form
266,421,742.41/397,681,236.33 = 234,970,731.88/x - Step 3: Cross multiply
266,421,742.41x = 397,681,236.33 × 234,970,731.88 - Step 4: Simplify right side
266,421,742.41x = 93,443,451,156,760,880 - Step 5: Solve for x
x = 93,443,451,156,760,880/266,421,742.41 - Step 6: Final answer
x = 350,735,080.07
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.