Finding the Fourth Proportional to 330,498,965.88, 495,730,508.40 and 100,450,114.47
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Solution
The fourth proportional to 330,498,965.88, 495,730,508.40 and 100,450,114.47 is: 150,669,718.99
Step by Step Solution
- Step 1: Write the proportion equation
330,498,965.88 : 495,730,508.40 = 100,450,114.47 : x - Step 2: Convert to fraction form
330,498,965.88/495,730,508.40 = 100,450,114.47/x - Step 3: Cross multiply
330,498,965.88x = 495,730,508.40 × 100,450,114.47 - Step 4: Simplify right side
330,498,965.88x = 49,796,186,315,051,296 - Step 5: Solve for x
x = 49,796,186,315,051,296/330,498,965.88 - Step 6: Final answer
x = 150,669,718.99
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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.