Finding the Fourth Proportional to 64,425,132.14, 88,877,281.20 and 38,304,785.12
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Solution
The fourth proportional to 64,425,132.14, 88,877,281.20 and 38,304,785.12 is: 52,843,122.63
Step by Step Solution
- Step 1: Write the proportion equation
64,425,132.14 : 88,877,281.20 = 38,304,785.12 : x - Step 2: Convert to fraction form
64,425,132.14/88,877,281.20 = 38,304,785.12/x - Step 3: Cross multiply
64,425,132.14x = 88,877,281.20 × 38,304,785.12 - Step 4: Simplify right side
64,425,132.14x = 3,404,425,158,415,815.50 - Step 5: Solve for x
x = 3,404,425,158,415,815.50/64,425,132.14 - Step 6: Final answer
x = 52,843,122.63
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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.