Finding the Fourth Proportional to 783,336,389,602.80, 1,175,541,309,984.70 and 273,395,156,563.47
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Solution
The fourth proportional to 783,336,389,602.80, 1,175,541,309,984.70 and 273,395,156,563.47 is: 410,280,059,442.99
Step by Step Solution
- Step 1: Write the proportion equation
783,336,389,602.80 : 1,175,541,309,984.70 = 273,395,156,563.47 : x - Step 2: Convert to fraction form
783,336,389,602.80/1,175,541,309,984.70 = 273,395,156,563.47/x - Step 3: Cross multiply
783,336,389,602.80x = 1,175,541,309,984.70 × 273,395,156,563.47 - Step 4: Simplify right side
783,336,389,602.80x = 321,387,300,490,093,694,812,160 - Step 5: Solve for x
x = 321,387,300,490,093,694,812,160/783,336,389,602.80 - Step 6: Final answer
x = 410,280,059,442.99
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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.