Finding the Fourth Proportional to 246,538,551.81, 340,223,533.11 and 133,508,240.79
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Solution
The fourth proportional to 246,538,551.81, 340,223,533.11 and 133,508,240.79 is: 184,241,551.87
Step by Step Solution
- Step 1: Write the proportion equation
246,538,551.81 : 340,223,533.11 = 133,508,240.79 : x - Step 2: Convert to fraction form
246,538,551.81/340,223,533.11 = 133,508,240.79/x - Step 3: Cross multiply
246,538,551.81x = 340,223,533.11 × 133,508,240.79 - Step 4: Simplify right side
246,538,551.81x = 45,422,645,380,874,424 - Step 5: Solve for x
x = 45,422,645,380,874,424/246,538,551.81 - Step 6: Final answer
x = 184,241,551.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.