Finding the Fourth Proportional to 330,384,339.45, 495,130,085.37 and 125,800,812.09
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Solution
The fourth proportional to 330,384,339.45, 495,130,085.37 and 125,800,812.09 is: 188,531,232.85
Step by Step Solution
- Step 1: Write the proportion equation
330,384,339.45 : 495,130,085.37 = 125,800,812.09 : x - Step 2: Convert to fraction form
330,384,339.45/495,130,085.37 = 125,800,812.09/x - Step 3: Cross multiply
330,384,339.45x = 495,130,085.37 × 125,800,812.09 - Step 4: Simplify right side
330,384,339.45x = 62,287,766,829,737,032 - Step 5: Solve for x
x = 62,287,766,829,737,032/330,384,339.45 - Step 6: Final answer
x = 188,531,232.85
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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.