Finding the Fourth Proportional to 146,107,332.69, 201,625,627.01 and 79,125,746.76
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Solution
The fourth proportional to 146,107,332.69, 201,625,627.01 and 79,125,746.76 is: 109,192,180.90
Step by Step Solution
- Step 1: Write the proportion equation
146,107,332.69 : 201,625,627.01 = 79,125,746.76 : x - Step 2: Convert to fraction form
146,107,332.69/201,625,627.01 = 79,125,746.76/x - Step 3: Cross multiply
146,107,332.69x = 201,625,627.01 × 79,125,746.76 - Step 4: Simplify right side
146,107,332.69x = 15,953,778,302,137,338 - Step 5: Solve for x
x = 15,953,778,302,137,338/146,107,332.69 - Step 6: Final answer
x = 109,192,180.90
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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.