Finding the Fourth Proportional to 567,537,984.66, 783,202,072.41 and 306,777,600.66
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Solution
The fourth proportional to 567,537,984.66, 783,202,072.41 and 306,777,600.66 is: 423,352,901.66
Step by Step Solution
- Step 1: Write the proportion equation
567,537,984.66 : 783,202,072.41 = 306,777,600.66 : x - Step 2: Convert to fraction form
567,537,984.66/783,202,072.41 = 306,777,600.66/x - Step 3: Cross multiply
567,537,984.66x = 783,202,072.41 × 306,777,600.66 - Step 4: Simplify right side
567,537,984.66x = 240,268,852,605,879,392 - Step 5: Solve for x
x = 240,268,852,605,879,392/567,537,984.66 - Step 6: Final answer
x = 423,352,901.66
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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.