Finding the Fourth Proportional to 134,848,438.70, 202,367,136.45 and 86,444,005.10
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Solution
The fourth proportional to 134,848,438.70, 202,367,136.45 and 86,444,005.10 is: 129,726,572.62
Step by Step Solution
- Step 1: Write the proportion equation
134,848,438.70 : 202,367,136.45 = 86,444,005.10 : x - Step 2: Convert to fraction form
134,848,438.70/202,367,136.45 = 86,444,005.10/x - Step 3: Cross multiply
134,848,438.70x = 202,367,136.45 × 86,444,005.10 - Step 4: Simplify right side
134,848,438.70x = 17,493,425,775,356,194 - Step 5: Solve for x
x = 17,493,425,775,356,194/134,848,438.70 - Step 6: Final answer
x = 129,726,572.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.