Finding the Fourth Proportional to 268,946,232.99, 403,069,927.05 and 121,285,351.14
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Solution
The fourth proportional to 268,946,232.99, 403,069,927.05 and 121,285,351.14 is: 181,770,449.40
Step by Step Solution
- Step 1: Write the proportion equation
268,946,232.99 : 403,069,927.05 = 121,285,351.14 : x - Step 2: Convert to fraction form
268,946,232.99/403,069,927.05 = 121,285,351.14/x - Step 3: Cross multiply
268,946,232.99x = 403,069,927.05 × 121,285,351.14 - Step 4: Simplify right side
268,946,232.99x = 48,886,477,636,233,440 - Step 5: Solve for x
x = 48,886,477,636,233,440/268,946,232.99 - Step 6: Final answer
x = 181,770,449.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.