Finding the Fourth Proportional to 436,752,699,101.70, 655,129,048,652.55 and 436,752,699,101.70
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Solution
The fourth proportional to 436,752,699,101.70, 655,129,048,652.55 and 436,752,699,101.70 is: 655,129,048,652.55
Step by Step Solution
- Step 1: Write the proportion equation
436,752,699,101.70 : 655,129,048,652.55 = 436,752,699,101.70 : x - Step 2: Convert to fraction form
436,752,699,101.70/655,129,048,652.55 = 436,752,699,101.70/x - Step 3: Cross multiply
436,752,699,101.70x = 655,129,048,652.55 × 436,752,699,101.70 - Step 4: Simplify right side
436,752,699,101.70x = 286,129,380,258,930,176,819,200 - Step 5: Solve for x
x = 286,129,380,258,930,176,819,200/436,752,699,101.70 - Step 6: Final answer
x = 655,129,048,652.55
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1.5x scale
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.