Finding the Fourth Proportional to 199,360,056.10, 299,173,831.35 and 69,967,416.10
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Solution
The fourth proportional to 199,360,056.10, 299,173,831.35 and 69,967,416.10 is: 104,998,064.07
Step by Step Solution
- Step 1: Write the proportion equation
199,360,056.10 : 299,173,831.35 = 69,967,416.10 : x - Step 2: Convert to fraction form
199,360,056.10/299,173,831.35 = 69,967,416.10/x - Step 3: Cross multiply
199,360,056.10x = 299,173,831.35 × 69,967,416.10 - Step 4: Simplify right side
199,360,056.10x = 20,932,419,944,296,676 - Step 5: Solve for x
x = 20,932,419,944,296,676/199,360,056.10 - Step 6: Final answer
x = 104,998,064.07
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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.