Finding the Fourth Proportional to 138,285,860.99, 207,576,460.96 and 59,541,376.19
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Solution
The fourth proportional to 138,285,860.99, 207,576,460.96 and 59,541,376.19 is: 89,375,645.93
Step by Step Solution
- Step 1: Write the proportion equation
138,285,860.99 : 207,576,460.96 = 59,541,376.19 : x - Step 2: Convert to fraction form
138,285,860.99/207,576,460.96 = 59,541,376.19/x - Step 3: Cross multiply
138,285,860.99x = 207,576,460.96 × 59,541,376.19 - Step 4: Simplify right side
138,285,860.99x = 12,359,388,149,021,474 - Step 5: Solve for x
x = 12,359,388,149,021,474/138,285,860.99 - Step 6: Final answer
x = 89,375,645.93
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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.