Finding the Fourth Proportional to 230,107,598.79, 317,546,390.07 and 125,685,642.42
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Solution
The fourth proportional to 230,107,598.79, 317,546,390.07 and 125,685,642.42 is: 173,445,041.55
Step by Step Solution
- Step 1: Write the proportion equation
230,107,598.79 : 317,546,390.07 = 125,685,642.42 : x - Step 2: Convert to fraction form
230,107,598.79/317,546,390.07 = 125,685,642.42/x - Step 3: Cross multiply
230,107,598.79x = 317,546,390.07 × 125,685,642.42 - Step 4: Simplify right side
230,107,598.79x = 39,911,022,034,099,856 - Step 5: Solve for x
x = 39,911,022,034,099,856/230,107,598.79 - Step 6: Final answer
x = 173,445,041.55
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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.