Finding the Fourth Proportional to 462,608,373.47, 638,393,599.53 and 264,367,598.09
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Solution
The fourth proportional to 462,608,373.47, 638,393,599.53 and 264,367,598.09 is: 364,823,881.76
Step by Step Solution
- Step 1: Write the proportion equation
462,608,373.47 : 638,393,599.53 = 264,367,598.09 : x - Step 2: Convert to fraction form
462,608,373.47/638,393,599.53 = 264,367,598.09/x - Step 3: Cross multiply
462,608,373.47x = 638,393,599.53 × 264,367,598.09 - Step 4: Simplify right side
462,608,373.47x = 168,770,582,540,583,488 - Step 5: Solve for x
x = 168,770,582,540,583,488/462,608,373.47 - Step 6: Final answer
x = 364,823,881.76
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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.