Finding the Fourth Proportional to 64,275,335.28, 88,727,105.70 and 43,395,652.62
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Solution
The fourth proportional to 64,275,335.28, 88,727,105.70 and 43,395,652.62 is: 59,904,326.29
Step by Step Solution
- Step 1: Write the proportion equation
64,275,335.28 : 88,727,105.70 = 43,395,652.62 : x - Step 2: Convert to fraction form
64,275,335.28/88,727,105.70 = 43,395,652.62/x - Step 3: Cross multiply
64,275,335.28x = 88,727,105.70 × 43,395,652.62 - Step 4: Simplify right side
64,275,335.28x = 3,850,370,656,935,222 - Step 5: Solve for x
x = 3,850,370,656,935,222/64,275,335.28 - Step 6: Final answer
x = 59,904,326.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.