Finding the Fourth Proportional to 705,519,253.44, 1,058,210,455.68 and 214,236,776.88
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Solution
The fourth proportional to 705,519,253.44, 1,058,210,455.68 and 214,236,776.88 is: 321,334,387.66
Step by Step Solution
- Step 1: Write the proportion equation
705,519,253.44 : 1,058,210,455.68 = 214,236,776.88 : x - Step 2: Convert to fraction form
705,519,253.44/1,058,210,455.68 = 214,236,776.88/x - Step 3: Cross multiply
705,519,253.44x = 1,058,210,455.68 × 214,236,776.88 - Step 4: Simplify right side
705,519,253.44x = 226,707,597,285,599,264 - Step 5: Solve for x
x = 226,707,597,285,599,264/705,519,253.44 - Step 6: Final answer
x = 321,334,387.66
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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.