Finding the Fourth Proportional to 52,965,645,336.72, 79,458,260,153.40 and 15,190,639,197.84
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Solution
The fourth proportional to 52,965,645,336.72, 79,458,260,153.40 and 15,190,639,197.84 is: 22,788,767,201.93
Step by Step Solution
- Step 1: Write the proportion equation
52,965,645,336.72 : 79,458,260,153.40 = 15,190,639,197.84 : x - Step 2: Convert to fraction form
52,965,645,336.72/79,458,260,153.40 = 15,190,639,197.84/x - Step 3: Cross multiply
52,965,645,336.72x = 79,458,260,153.40 × 15,190,639,197.84 - Step 4: Simplify right side
52,965,645,336.72x = 1,207,021,761,278,406,033,408 - Step 5: Solve for x
x = 1,207,021,761,278,406,033,408/52,965,645,336.72 - Step 6: Final answer
x = 22,788,767,201.93
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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.