Finding the Fourth Proportional to 146,837,578.47, 220,057,956.99 and 55,911,566.31
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Solution
The fourth proportional to 146,837,578.47, 220,057,956.99 and 55,911,566.31 is: 83,791,800.32
Step by Step Solution
- Step 1: Write the proportion equation
146,837,578.47 : 220,057,956.99 = 55,911,566.31 : x - Step 2: Convert to fraction form
146,837,578.47/220,057,956.99 = 55,911,566.31/x - Step 3: Cross multiply
146,837,578.47x = 220,057,956.99 × 55,911,566.31 - Step 4: Simplify right side
146,837,578.47x = 12,303,785,054,289,514 - Step 5: Solve for x
x = 12,303,785,054,289,514/146,837,578.47 - Step 6: Final answer
x = 83,791,800.32
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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.