Finding the Fourth Proportional to 163,935,149.58, 226,230,726.87 and 94,319,134.20
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Solution
The fourth proportional to 163,935,149.58, 226,230,726.87 and 94,319,134.20 is: 130,160,532.03
Step by Step Solution
- Step 1: Write the proportion equation
163,935,149.58 : 226,230,726.87 = 94,319,134.20 : x - Step 2: Convert to fraction form
163,935,149.58/226,230,726.87 = 94,319,134.20/x - Step 3: Cross multiply
163,935,149.58x = 226,230,726.87 × 94,319,134.20 - Step 4: Simplify right side
163,935,149.58x = 21,337,886,287,815,076 - Step 5: Solve for x
x = 21,337,886,287,815,076/163,935,149.58 - Step 6: Final answer
x = 130,160,532.03
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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.