Finding the Fourth Proportional to 163,815,267.11, 226,063,580.13 and 89,475,812.06
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Solution
The fourth proportional to 163,815,267.11, 226,063,580.13 and 89,475,812.06 is: 123,475,807.63
Step by Step Solution
- Step 1: Write the proportion equation
163,815,267.11 : 226,063,580.13 = 89,475,812.06 : x - Step 2: Convert to fraction form
163,815,267.11/226,063,580.13 = 89,475,812.06/x - Step 3: Cross multiply
163,815,267.11x = 226,063,580.13 × 89,475,812.06 - Step 4: Simplify right side
163,815,267.11x = 20,227,222,408,192,312 - Step 5: Solve for x
x = 20,227,222,408,192,312/163,815,267.11 - Step 6: Final answer
x = 123,475,807.63
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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.