Finding the Fourth Proportional to 235,263,682.98, 352,820,654.65 and 77,667,353.99
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Solution
The fourth proportional to 235,263,682.98, 352,820,654.65 and 77,667,353.99 is: 116,476,314.28
Step by Step Solution
- Step 1: Write the proportion equation
235,263,682.98 : 352,820,654.65 = 77,667,353.99 : x - Step 2: Convert to fraction form
235,263,682.98/352,820,654.65 = 77,667,353.99/x - Step 3: Cross multiply
235,263,682.98x = 352,820,654.65 × 77,667,353.99 - Step 4: Simplify right side
235,263,682.98x = 27,402,646,677,920,984 - Step 5: Solve for x
x = 27,402,646,677,920,984/235,263,682.98 - Step 6: Final answer
x = 116,476,314.28
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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.