Finding the Fourth Proportional to 147,470,388.52, 221,234,120.70 and 56,586,911.08
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Solution
The fourth proportional to 147,470,388.52, 221,234,120.70 and 56,586,911.08 is: 84,891,317.11
Step by Step Solution
- Step 1: Write the proportion equation
147,470,388.52 : 221,234,120.70 = 56,586,911.08 : x - Step 2: Convert to fraction form
147,470,388.52/221,234,120.70 = 56,586,911.08/x - Step 3: Cross multiply
147,470,388.52x = 221,234,120.70 × 56,586,911.08 - Step 4: Simplify right side
147,470,388.52x = 12,518,955,515,912,886 - Step 5: Solve for x
x = 12,518,955,515,912,886/147,470,388.52 - Step 6: Final answer
x = 84,891,317.11
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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.