Finding the Fourth Proportional to 5,183,673,164.63, 7,150,833,580.71 and 3,148,582,465.29
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Solution
The fourth proportional to 5,183,673,164.63, 7,150,833,580.71 and 3,148,582,465.29 is: 4,343,443,058.50
Step by Step Solution
- Step 1: Write the proportion equation
5,183,673,164.63 : 7,150,833,580.71 = 3,148,582,465.29 : x - Step 2: Convert to fraction form
5,183,673,164.63/7,150,833,580.71 = 3,148,582,465.29/x - Step 3: Cross multiply
5,183,673,164.63x = 7,150,833,580.71 × 3,148,582,465.29 - Step 4: Simplify right side
5,183,673,164.63x = 22,514,989,224,451,203,072 - Step 5: Solve for x
x = 22,514,989,224,451,203,072/5,183,673,164.63 - Step 6: Final answer
x = 4,343,443,058.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.