Finding the Fourth Proportional to 158,829,707.97, 219,190,319.99 and 88,268,292.29
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Solution
The fourth proportional to 158,829,707.97, 219,190,319.99 and 88,268,292.29 is: 121,813,201.56
Step by Step Solution
- Step 1: Write the proportion equation
158,829,707.97 : 219,190,319.99 = 88,268,292.29 : x - Step 2: Convert to fraction form
158,829,707.97/219,190,319.99 = 88,268,292.29/x - Step 3: Cross multiply
158,829,707.97x = 219,190,319.99 × 88,268,292.29 - Step 4: Simplify right side
158,829,707.97x = 19,347,555,230,478,656 - Step 5: Solve for x
x = 19,347,555,230,478,656/158,829,707.97 - Step 6: Final answer
x = 121,813,201.56
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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.