Finding the Fourth Proportional to 207,040,319.40, 310,296,726.90 and 110,042,495.40
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Solution
The fourth proportional to 207,040,319.40, 310,296,726.90 and 110,042,495.40 is: 164,923,558.09
Step by Step Solution
- Step 1: Write the proportion equation
207,040,319.40 : 310,296,726.90 = 110,042,495.40 : x - Step 2: Convert to fraction form
207,040,319.40/310,296,726.90 = 110,042,495.40/x - Step 3: Cross multiply
207,040,319.40x = 310,296,726.90 × 110,042,495.40 - Step 4: Simplify right side
207,040,319.40x = 34,145,826,142,528,304 - Step 5: Solve for x
x = 34,145,826,142,528,304/207,040,319.40 - Step 6: Final answer
x = 164,923,558.09
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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.