Finding the Fourth Proportional to 135,371,019.93, 202,725,367.35 and 122,269,867.53
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Solution
The fourth proportional to 135,371,019.93, 202,725,367.35 and 122,269,867.53 is: 183,105,688.53
Step by Step Solution
- Step 1: Write the proportion equation
135,371,019.93 : 202,725,367.35 = 122,269,867.53 : x - Step 2: Convert to fraction form
135,371,019.93/202,725,367.35 = 122,269,867.53/x - Step 3: Cross multiply
135,371,019.93x = 202,725,367.35 × 122,269,867.53 - Step 4: Simplify right side
135,371,019.93x = 24,787,203,810,855,088 - Step 5: Solve for x
x = 24,787,203,810,855,088/135,371,019.93 - Step 6: Final answer
x = 183,105,688.53
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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.