Finding the Fourth Proportional to 346,573,310.45, 519,855,957.99 and 84,259,347.26
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Solution
The fourth proportional to 346,573,310.45, 519,855,957.99 and 84,259,347.26 is: 126,388,046.53
Step by Step Solution
- Step 1: Write the proportion equation
346,573,310.45 : 519,855,957.99 = 84,259,347.26 : x - Step 2: Convert to fraction form
346,573,310.45/519,855,957.99 = 84,259,347.26/x - Step 3: Cross multiply
346,573,310.45x = 519,855,957.99 × 84,259,347.26 - Step 4: Simplify right side
346,573,310.45x = 43,802,723,686,860,104 - Step 5: Solve for x
x = 43,802,723,686,860,104/346,573,310.45 - Step 6: Final answer
x = 126,388,046.53
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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.