Finding the Fourth Proportional to 224,203,743.60, 309,401,358.84 and 125,084,506.56
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Solution
The fourth proportional to 224,203,743.60, 309,401,358.84 and 125,084,506.56 is: 172,616,726.55
Step by Step Solution
- Step 1: Write the proportion equation
224,203,743.60 : 309,401,358.84 = 125,084,506.56 : x - Step 2: Convert to fraction form
224,203,743.60/309,401,358.84 = 125,084,506.56/x - Step 3: Cross multiply
224,203,743.60x = 309,401,358.84 × 125,084,506.56 - Step 4: Simplify right side
224,203,743.60x = 38,701,316,299,494,888 - Step 5: Solve for x
x = 38,701,316,299,494,888/224,203,743.60 - Step 6: Final answer
x = 172,616,726.55
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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.