Finding the Fourth Proportional to 159,153,175.62, 219,631,348.53 and 88,587,264.13
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Solution
The fourth proportional to 159,153,175.62, 219,631,348.53 and 88,587,264.13 is: 122,250,405.67
Step by Step Solution
- Step 1: Write the proportion equation
159,153,175.62 : 219,631,348.53 = 88,587,264.13 : x - Step 2: Convert to fraction form
159,153,175.62/219,631,348.53 = 88,587,264.13/x - Step 3: Cross multiply
159,153,175.62x = 219,631,348.53 × 88,587,264.13 - Step 4: Simplify right side
159,153,175.62x = 19,456,540,282,906,120 - Step 5: Solve for x
x = 19,456,540,282,906,120/159,153,175.62 - Step 6: Final answer
x = 122,250,405.67
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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.