Finding the Fourth Proportional to 268,129,240.86, 402,182,914.41 and 93,292,291.74
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Solution
The fourth proportional to 268,129,240.86, 402,182,914.41 and 93,292,291.74 is: 139,934,628.78
Step by Step Solution
- Step 1: Write the proportion equation
268,129,240.86 : 402,182,914.41 = 93,292,291.74 : x - Step 2: Convert to fraction form
268,129,240.86/402,182,914.41 = 93,292,291.74/x - Step 3: Cross multiply
268,129,240.86x = 402,182,914.41 × 93,292,291.74 - Step 4: Simplify right side
268,129,240.86x = 37,520,565,783,981,168 - Step 5: Solve for x
x = 37,520,565,783,981,168/268,129,240.86 - Step 6: Final answer
x = 139,934,628.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.