Finding the Fourth Proportional to 173,163,430.99, 238,957,010.71 and 94,847,332.78
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Solution
The fourth proportional to 173,163,430.99, 238,957,010.71 and 94,847,332.78 is: 130,884,650.33
Step by Step Solution
- Step 1: Write the proportion equation
173,163,430.99 : 238,957,010.71 = 94,847,332.78 : x - Step 2: Convert to fraction form
173,163,430.99/238,957,010.71 = 94,847,332.78/x - Step 3: Cross multiply
173,163,430.99x = 238,957,010.71 × 94,847,332.78 - Step 4: Simplify right side
173,163,430.99x = 22,664,435,114,925,396 - Step 5: Solve for x
x = 22,664,435,114,925,396/173,163,430.99 - Step 6: Final answer
x = 130,884,650.33
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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.