Finding the Fourth Proportional to 135,197,301.79, 202,789,858.62 and 56,381,353.81
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Solution
The fourth proportional to 135,197,301.79, 202,789,858.62 and 56,381,353.81 is: 84,569,489.31
Step by Step Solution
- Step 1: Write the proportion equation
135,197,301.79 : 202,789,858.62 = 56,381,353.81 : x - Step 2: Convert to fraction form
135,197,301.79/202,789,858.62 = 56,381,353.81/x - Step 3: Cross multiply
135,197,301.79x = 202,789,858.62 × 56,381,353.81 - Step 4: Simplify right side
135,197,301.79x = 11,433,566,767,934,100 - Step 5: Solve for x
x = 11,433,566,767,934,100/135,197,301.79 - Step 6: Final answer
x = 84,569,489.31
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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.