Finding the Fourth Proportional to 221,886,058.77, 332,874,482.09 and 76,300,712.82
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Solution
The fourth proportional to 221,886,058.77, 332,874,482.09 and 76,300,712.82 is: 114,466,678.99
Step by Step Solution
- Step 1: Write the proportion equation
221,886,058.77 : 332,874,482.09 = 76,300,712.82 : x - Step 2: Convert to fraction form
221,886,058.77/332,874,482.09 = 76,300,712.82/x - Step 3: Cross multiply
221,886,058.77x = 332,874,482.09 × 76,300,712.82 - Step 4: Simplify right side
221,886,058.77x = 25,398,560,262,673,816 - Step 5: Solve for x
x = 25,398,560,262,673,816/221,886,058.77 - Step 6: Final answer
x = 114,466,678.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.