Finding the Fourth Proportional to 714,831,336.99, 1,071,632,902.04 and 248,432,165.80
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Solution
The fourth proportional to 714,831,336.99, 1,071,632,902.04 and 248,432,165.80 is: 372,434,823.45
Step by Step Solution
- Step 1: Write the proportion equation
714,831,336.99 : 1,071,632,902.04 = 248,432,165.80 : x - Step 2: Convert to fraction form
714,831,336.99/1,071,632,902.04 = 248,432,165.80/x - Step 3: Cross multiply
714,831,336.99x = 1,071,632,902.04 × 248,432,165.80 - Step 4: Simplify right side
714,831,336.99x = 266,228,082,789,736,096 - Step 5: Solve for x
x = 266,228,082,789,736,096/714,831,336.99 - Step 6: Final answer
x = 372,434,823.45
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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.