Finding the Fourth Proportional to 134,168,420.60, 201,146,342.70 and 73,584,146.60
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Solution
The fourth proportional to 134,168,420.60, 201,146,342.70 and 73,584,146.60 is: 110,317,926.55
Step by Step Solution
- Step 1: Write the proportion equation
134,168,420.60 : 201,146,342.70 = 73,584,146.60 : x - Step 2: Convert to fraction form
134,168,420.60/201,146,342.70 = 73,584,146.60/x - Step 3: Cross multiply
134,168,420.60x = 201,146,342.70 × 73,584,146.60 - Step 4: Simplify right side
134,168,420.60x = 14,801,181,969,290,638 - Step 5: Solve for x
x = 14,801,181,969,290,638/134,168,420.60 - Step 6: Final answer
x = 110,317,926.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.