Finding the Fourth Proportional to 4,129,830,627.21, 5,699,094,509.21 and 2,250,251,356.05
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Solution
The fourth proportional to 4,129,830,627.21, 5,699,094,509.21 and 2,250,251,356.05 is: 3,105,307,772.94
Step by Step Solution
- Step 1: Write the proportion equation
4,129,830,627.21 : 5,699,094,509.21 = 2,250,251,356.05 : x - Step 2: Convert to fraction form
4,129,830,627.21/5,699,094,509.21 = 2,250,251,356.05/x - Step 3: Cross multiply
4,129,830,627.21x = 5,699,094,509.21 × 2,250,251,356.05 - Step 4: Simplify right side
4,129,830,627.21x = 12,824,395,147,595,661,312 - Step 5: Solve for x
x = 12,824,395,147,595,661,312/4,129,830,627.21 - Step 6: Final answer
x = 3,105,307,772.94
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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.