Finding the Fourth Proportional to 330,227,551.20, 495,341,326.80 and 136,039,009.80
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Solution
The fourth proportional to 330,227,551.20, 495,341,326.80 and 136,039,009.80 is: 204,058,514.70
Step by Step Solution
- Step 1: Write the proportion equation
330,227,551.20 : 495,341,326.80 = 136,039,009.80 : x - Step 2: Convert to fraction form
330,227,551.20/495,341,326.80 = 136,039,009.80/x - Step 3: Cross multiply
330,227,551.20x = 495,341,326.80 × 136,039,009.80 - Step 4: Simplify right side
330,227,551.20x = 67,385,743,610,890,208 - Step 5: Solve for x
x = 67,385,743,610,890,208/330,227,551.20 - Step 6: Final answer
x = 204,058,514.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.