Finding the Fourth Proportional to 194,864,384.36, 268,912,810.26 and 106,761,507.24
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Solution
The fourth proportional to 194,864,384.36, 268,912,810.26 and 106,761,507.24 is: 147,330,857.99
Step by Step Solution
- Step 1: Write the proportion equation
194,864,384.36 : 268,912,810.26 = 106,761,507.24 : x - Step 2: Convert to fraction form
194,864,384.36/268,912,810.26 = 106,761,507.24/x - Step 3: Cross multiply
194,864,384.36x = 268,912,810.26 × 106,761,507.24 - Step 4: Simplify right side
194,864,384.36x = 28,709,536,939,501,732 - Step 5: Solve for x
x = 28,709,536,939,501,732/194,864,384.36 - Step 6: Final answer
x = 147,330,857.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.