Finding the Fourth Proportional to 548,434,654.66, 756,841,260.68 and 297,539,033.55
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Solution
The fourth proportional to 548,434,654.66, 756,841,260.68 and 297,539,033.55 is: 410,604,646.04
Step by Step Solution
- Step 1: Write the proportion equation
548,434,654.66 : 756,841,260.68 = 297,539,033.55 : x - Step 2: Convert to fraction form
548,434,654.66/756,841,260.68 = 297,539,033.55/x - Step 3: Cross multiply
548,434,654.66x = 756,841,260.68 × 297,539,033.55 - Step 4: Simplify right side
548,434,654.66x = 225,189,817,253,490,816 - Step 5: Solve for x
x = 225,189,817,253,490,816/548,434,654.66 - Step 6: Final answer
x = 410,604,646.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.