Finding the Fourth Proportional to 231,239,680.56, 347,050,343.88 and 116,256,901.68
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Solution
The fourth proportional to 231,239,680.56, 347,050,343.88 and 116,256,901.68 is: 174,481,289.75
Step by Step Solution
- Step 1: Write the proportion equation
231,239,680.56 : 347,050,343.88 = 116,256,901.68 : x - Step 2: Convert to fraction form
231,239,680.56/347,050,343.88 = 116,256,901.68/x - Step 3: Cross multiply
231,239,680.56x = 347,050,343.88 × 116,256,901.68 - Step 4: Simplify right side
231,239,680.56x = 40,346,997,706,467,352 - Step 5: Solve for x
x = 40,346,997,706,467,352/231,239,680.56 - Step 6: Final answer
x = 174,481,289.75
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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.