Finding the Fourth Proportional to 462,608,387.74, 638,393,619.18 and 264,367,612.36
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Solution
The fourth proportional to 462,608,387.74, 638,393,619.18 and 264,367,612.36 is: 364,823,901.43
Step by Step Solution
- Step 1: Write the proportion equation
462,608,387.74 : 638,393,619.18 = 264,367,612.36 : x - Step 2: Convert to fraction form
462,608,387.74/638,393,619.18 = 264,367,612.36/x - Step 3: Cross multiply
462,608,387.74x = 638,393,619.18 × 264,367,612.36 - Step 4: Simplify right side
462,608,387.74x = 168,770,596,848,475,712 - Step 5: Solve for x
x = 168,770,596,848,475,712/462,608,387.74 - Step 6: Final answer
x = 364,823,901.43
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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.