Finding the Fourth Proportional to 153,942,786.16, 230,912,252.36 and 37,359,107.80
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Solution
The fourth proportional to 153,942,786.16, 230,912,252.36 and 37,359,107.80 is: 56,038,194.08
Step by Step Solution
- Step 1: Write the proportion equation
153,942,786.16 : 230,912,252.36 = 37,359,107.80 : x - Step 2: Convert to fraction form
153,942,786.16/230,912,252.36 = 37,359,107.80/x - Step 3: Cross multiply
153,942,786.16x = 230,912,252.36 × 37,359,107.80 - Step 4: Simplify right side
153,942,786.16x = 8,626,675,728,258,044 - Step 5: Solve for x
x = 8,626,675,728,258,044/153,942,786.16 - Step 6: Final answer
x = 56,038,194.08
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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.