Finding the Fourth Proportional to 3,516,270,738.88, 5,270,394,017.68 and 1,416,403,484.88
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Solution
The fourth proportional to 3,516,270,738.88, 5,270,394,017.68 and 1,416,403,484.88 is: 2,122,989,100.58
Step by Step Solution
- Step 1: Write the proportion equation
3,516,270,738.88 : 5,270,394,017.68 = 1,416,403,484.88 : x - Step 2: Convert to fraction form
3,516,270,738.88/5,270,394,017.68 = 1,416,403,484.88/x - Step 3: Cross multiply
3,516,270,738.88x = 5,270,394,017.68 × 1,416,403,484.88 - Step 4: Simplify right side
3,516,270,738.88x = 7,465,004,453,332,657,152 - Step 5: Solve for x
x = 7,465,004,453,332,657,152/3,516,270,738.88 - Step 6: Final answer
x = 2,122,989,100.58
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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.