Finding the Fourth Proportional to 242,583,440.64, 363,771,584.64 and 140,417,998.08
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Solution
The fourth proportional to 242,583,440.64, 363,771,584.64 and 140,417,998.08 is: 210,567,042.58
Step by Step Solution
- Step 1: Write the proportion equation
242,583,440.64 : 363,771,584.64 = 140,417,998.08 : x - Step 2: Convert to fraction form
242,583,440.64/363,771,584.64 = 140,417,998.08/x - Step 3: Cross multiply
242,583,440.64x = 363,771,584.64 × 140,417,998.08 - Step 4: Simplify right side
242,583,440.64x = 51,080,077,673,538,080 - Step 5: Solve for x
x = 51,080,077,673,538,080/242,583,440.64 - Step 6: Final answer
x = 210,567,042.58
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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.