Finding the Fourth Proportional to 560,505,394.99, 773,520,944.16 and 322,350,765.48
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Solution
The fourth proportional to 560,505,394.99, 773,520,944.16 and 322,350,765.48 is: 444,857,570.85
Step by Step Solution
- Step 1: Write the proportion equation
560,505,394.99 : 773,520,944.16 = 322,350,765.48 : x - Step 2: Convert to fraction form
560,505,394.99/773,520,944.16 = 322,350,765.48/x - Step 3: Cross multiply
560,505,394.99x = 773,520,944.16 × 322,350,765.48 - Step 4: Simplify right side
560,505,394.99x = 249,345,068,464,788,352 - Step 5: Solve for x
x = 249,345,068,464,788,352/560,505,394.99 - Step 6: Final answer
x = 444,857,570.85
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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.