Finding the Fourth Proportional to 4,292,352,022.90, 6,438,528,034.35 and 1,384,600,803.70
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Solution
The fourth proportional to 4,292,352,022.90, 6,438,528,034.35 and 1,384,600,803.70 is: 2,076,901,205.55
Step by Step Solution
- Step 1: Write the proportion equation
4,292,352,022.90 : 6,438,528,034.35 = 1,384,600,803.70 : x - Step 2: Convert to fraction form
4,292,352,022.90/6,438,528,034.35 = 1,384,600,803.70/x - Step 3: Cross multiply
4,292,352,022.90x = 6,438,528,034.35 × 1,384,600,803.70 - Step 4: Simplify right side
4,292,352,022.90x = 8,914,791,091,005,991,936 - Step 5: Solve for x
x = 8,914,791,091,005,991,936/4,292,352,022.90 - Step 6: Final answer
x = 2,076,901,205.55
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1.5x scale
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.