Finding the Fourth Proportional to 133,161,832.63, 199,723,972.02 and 45,721,966.13
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Solution
The fourth proportional to 133,161,832.63, 199,723,972.02 and 45,721,966.13 is: 68,576,502.02
Step by Step Solution
- Step 1: Write the proportion equation
133,161,832.63 : 199,723,972.02 = 45,721,966.13 : x - Step 2: Convert to fraction form
133,161,832.63/199,723,972.02 = 45,721,966.13/x - Step 3: Cross multiply
133,161,832.63x = 199,723,972.02 × 45,721,966.13 - Step 4: Simplify right side
133,161,832.63x = 9,131,772,684,047,508 - Step 5: Solve for x
x = 9,131,772,684,047,508/133,161,832.63 - Step 6: Final answer
x = 68,576,502.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.