Finding the Fourth Proportional to 902,635,234.74, 1,245,815,264.70 and 585,488,518.38
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Solution
The fourth proportional to 902,635,234.74, 1,245,815,264.70 and 585,488,518.38 is: 808,090,029.54
Step by Step Solution
- Step 1: Write the proportion equation
902,635,234.74 : 1,245,815,264.70 = 585,488,518.38 : x - Step 2: Convert to fraction form
902,635,234.74/1,245,815,264.70 = 585,488,518.38/x - Step 3: Cross multiply
902,635,234.74x = 1,245,815,264.70 × 585,488,518.38 - Step 4: Simplify right side
902,635,234.74x = 729,410,533,504,390,528 - Step 5: Solve for x
x = 729,410,533,504,390,528/902,635,234.74 - Step 6: Final answer
x = 808,090,029.54
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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.