Finding the Fourth Proportional to 299,448,032.20, 449,172,048.30 and 295,416,953.80
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Solution
The fourth proportional to 299,448,032.20, 449,172,048.30 and 295,416,953.80 is: 443,125,430.70
Step by Step Solution
- Step 1: Write the proportion equation
299,448,032.20 : 449,172,048.30 = 295,416,953.80 : x - Step 2: Convert to fraction form
299,448,032.20/449,172,048.30 = 295,416,953.80/x - Step 3: Cross multiply
299,448,032.20x = 449,172,048.30 × 295,416,953.80 - Step 4: Simplify right side
299,448,032.20x = 132,693,038,240,892,480 - Step 5: Solve for x
x = 132,693,038,240,892,480/299,448,032.20 - Step 6: Final answer
x = 443,125,430.70
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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.