Finding the Fourth Proportional to 173,528,154.16, 239,469,307.47 and 94,143,211.52
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Solution
The fourth proportional to 173,528,154.16, 239,469,307.47 and 94,143,211.52 is: 129,917,878.59
Step by Step Solution
- Step 1: Write the proportion equation
173,528,154.16 : 239,469,307.47 = 94,143,211.52 : x - Step 2: Convert to fraction form
173,528,154.16/239,469,307.47 = 94,143,211.52/x - Step 3: Cross multiply
173,528,154.16x = 239,469,307.47 × 94,143,211.52 - Step 4: Simplify right side
173,528,154.16x = 22,544,409,664,498,780 - Step 5: Solve for x
x = 22,544,409,664,498,780/173,528,154.16 - Step 6: Final answer
x = 129,917,878.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.