Finding the Fourth Proportional to 158,727,825.13, 219,058,212.27 and 88,177,159.41
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Solution
The fourth proportional to 158,727,825.13, 219,058,212.27 and 88,177,159.41 is: 121,692,153.77
Step by Step Solution
- Step 1: Write the proportion equation
158,727,825.13 : 219,058,212.27 = 88,177,159.41 : x - Step 2: Convert to fraction form
158,727,825.13/219,058,212.27 = 88,177,159.41/x - Step 3: Cross multiply
158,727,825.13x = 219,058,212.27 × 88,177,159.41 - Step 4: Simplify right side
158,727,825.13x = 19,315,930,902,910,604 - Step 5: Solve for x
x = 19,315,930,902,910,604/158,727,825.13 - Step 6: Final answer
x = 121,692,153.77
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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.