Finding the Fourth Proportional to 158,727,888.68, 219,058,299.92 and 88,177,223.21
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Solution
The fourth proportional to 158,727,888.68, 219,058,299.92 and 88,177,223.21 is: 121,692,241.79
Step by Step Solution
- Step 1: Write the proportion equation
158,727,888.68 : 219,058,299.92 = 88,177,223.21 : x - Step 2: Convert to fraction form
158,727,888.68/219,058,299.92 = 88,177,223.21/x - Step 3: Cross multiply
158,727,888.68x = 219,058,299.92 × 88,177,223.21 - Step 4: Simplify right side
158,727,888.68x = 19,315,952,607,174,116 - Step 5: Solve for x
x = 19,315,952,607,174,116/158,727,888.68 - Step 6: Final answer
x = 121,692,241.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.