Finding the Fourth Proportional to 567,537,974.91, 783,202,058.96 and 306,777,590.91
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Solution
The fourth proportional to 567,537,974.91, 783,202,058.96 and 306,777,590.91 is: 423,352,888.20
Step by Step Solution
- Step 1: Write the proportion equation
567,537,974.91 : 783,202,058.96 = 306,777,590.91 : x - Step 2: Convert to fraction form
567,537,974.91/783,202,058.96 = 306,777,590.91/x - Step 3: Cross multiply
567,537,974.91x = 783,202,058.96 × 306,777,590.91 - Step 4: Simplify right side
567,537,974.91x = 240,268,840,841,966,720 - Step 5: Solve for x
x = 240,268,840,841,966,720/567,537,974.91 - Step 6: Final answer
x = 423,352,888.20
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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.