Finding the Fourth Proportional to 474,894,486.48, 655,354,455 and 263,214,968.88
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Solution
The fourth proportional to 474,894,486.48, 655,354,455 and 263,214,968.88 is: 363,236,692.34
Step by Step Solution
- Step 1: Write the proportion equation
474,894,486.48 : 655,354,455 = 263,214,968.88 : x - Step 2: Convert to fraction form
474,894,486.48/655,354,455 = 263,214,968.88/x - Step 3: Cross multiply
474,894,486.48x = 655,354,455 × 263,214,968.88 - Step 4: Simplify right side
474,894,486.48x = 172,499,102,478,194,368 - Step 5: Solve for x
x = 172,499,102,478,194,368/474,894,486.48 - Step 6: Final answer
x = 363,236,692.34
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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.