Finding the Fourth Proportional to 133,241,452.57, 183,859,048.79 and 73,693,286.06
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Solution
The fourth proportional to 133,241,452.57, 183,859,048.79 and 73,693,286.06 is: 101,688,905.48
Step by Step Solution
- Step 1: Write the proportion equation
133,241,452.57 : 183,859,048.79 = 73,693,286.06 : x - Step 2: Convert to fraction form
133,241,452.57/183,859,048.79 = 73,693,286.06/x - Step 3: Cross multiply
133,241,452.57x = 183,859,048.79 × 73,693,286.06 - Step 4: Simplify right side
133,241,452.57x = 13,549,177,475,913,206 - Step 5: Solve for x
x = 13,549,177,475,913,206/133,241,452.57 - Step 6: Final answer
x = 101,688,905.48
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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.