Finding the Fourth Proportional to 2,655,880,394,832.80, 3,984,063,712,731.60 and 745,744,715,629.98
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Solution
The fourth proportional to 2,655,880,394,832.80, 3,984,063,712,731.60 and 745,744,715,629.98 is: 1,118,685,339,250.68
Step by Step Solution
- Step 1: Write the proportion equation
2,655,880,394,832.80 : 3,984,063,712,731.60 = 745,744,715,629.98 : x - Step 2: Convert to fraction form
2,655,880,394,832.80/3,984,063,712,731.60 = 745,744,715,629.98/x - Step 3: Cross multiply
2,655,880,394,832.80x = 3,984,063,712,731.60 × 745,744,715,629.98 - Step 4: Simplify right side
2,655,880,394,832.80x = 2,971,094,460,502,749,170,630,656 - Step 5: Solve for x
x = 2,971,094,460,502,749,170,630,656/2,655,880,394,832.80 - Step 6: Final answer
x = 1,118,685,339,250.68
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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.