Finding the Fourth Proportional to 382,451,927.80, 573,677,891.70 and 299,228,267.20
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Solution
The fourth proportional to 382,451,927.80, 573,677,891.70 and 299,228,267.20 is: 448,842,400.80
Step by Step Solution
- Step 1: Write the proportion equation
382,451,927.80 : 573,677,891.70 = 299,228,267.20 : x - Step 2: Convert to fraction form
382,451,927.80/573,677,891.70 = 299,228,267.20/x - Step 3: Cross multiply
382,451,927.80x = 573,677,891.70 × 299,228,267.20 - Step 4: Simplify right side
382,451,927.80x = 171,660,641,464,340,256 - Step 5: Solve for x
x = 171,660,641,464,340,256/382,451,927.80 - Step 6: Final answer
x = 448,842,400.80
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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.