Finding the Fourth Proportional to 242,056,203.79, 334,011,805.83 and 136,207,774.54
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Solution
The fourth proportional to 242,056,203.79, 334,011,805.83 and 136,207,774.54 is: 187,952,236.02
Step by Step Solution
- Step 1: Write the proportion equation
242,056,203.79 : 334,011,805.83 = 136,207,774.54 : x - Step 2: Convert to fraction form
242,056,203.79/334,011,805.83 = 136,207,774.54/x - Step 3: Cross multiply
242,056,203.79x = 334,011,805.83 × 136,207,774.54 - Step 4: Simplify right side
242,056,203.79x = 45,495,004,744,131,464 - Step 5: Solve for x
x = 45,495,004,744,131,464/242,056,203.79 - Step 6: Final answer
x = 187,952,236.02
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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.