Finding the Fourth Proportional to 313,588,613.35, 470,445,708.80 and 175,610,439.10
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Solution
The fourth proportional to 313,588,613.35, 470,445,708.80 and 175,610,439.10 is: 263,450,820.53
Step by Step Solution
- Step 1: Write the proportion equation
313,588,613.35 : 470,445,708.80 = 175,610,439.10 : x - Step 2: Convert to fraction form
313,588,613.35/470,445,708.80 = 175,610,439.10/x - Step 3: Cross multiply
313,588,613.35x = 470,445,708.80 × 175,610,439.10 - Step 4: Simplify right side
313,588,613.35x = 82,615,177,495,078,736 - Step 5: Solve for x
x = 82,615,177,495,078,736/313,588,613.35 - Step 6: Final answer
x = 263,450,820.53
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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.