Finding the Fourth Proportional to 188,083,360.40, 282,125,040.60 and 114,425,637.80
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Solution
The fourth proportional to 188,083,360.40, 282,125,040.60 and 114,425,637.80 is: 171,638,456.70
Step by Step Solution
- Step 1: Write the proportion equation
188,083,360.40 : 282,125,040.60 = 114,425,637.80 : x - Step 2: Convert to fraction form
188,083,360.40/282,125,040.60 = 114,425,637.80/x - Step 3: Cross multiply
188,083,360.40x = 282,125,040.60 × 114,425,637.80 - Step 4: Simplify right side
188,083,360.40x = 32,282,337,710,005,896 - Step 5: Solve for x
x = 32,282,337,710,005,896/188,083,360.40 - Step 6: Final answer
x = 171,638,456.70
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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.