Finding the Fourth Proportional to 460,876,229.08, 636,058,484.41 and 282,378,575.98
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Solution
The fourth proportional to 460,876,229.08, 636,058,484.41 and 282,378,575.98 is: 389,712,633.75
Step by Step Solution
- Step 1: Write the proportion equation
460,876,229.08 : 636,058,484.41 = 282,378,575.98 : x - Step 2: Convert to fraction form
460,876,229.08/636,058,484.41 = 282,378,575.98/x - Step 3: Cross multiply
460,876,229.08x = 636,058,484.41 × 282,378,575.98 - Step 4: Simplify right side
460,876,229.08x = 179,609,289,067,692,832 - Step 5: Solve for x
x = 179,609,289,067,692,832/460,876,229.08 - Step 6: Final answer
x = 389,712,633.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.