Finding the Fourth Proportional to 1,576,352,641.40, 2,364,528,962.10 and 995,877,351.80
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Solution
The fourth proportional to 1,576,352,641.40, 2,364,528,962.10 and 995,877,351.80 is: 1,493,816,027.70
Step by Step Solution
- Step 1: Write the proportion equation
1,576,352,641.40 : 2,364,528,962.10 = 995,877,351.80 : x - Step 2: Convert to fraction form
1,576,352,641.40/2,364,528,962.10 = 995,877,351.80/x - Step 3: Cross multiply
1,576,352,641.40x = 2,364,528,962.10 × 995,877,351.80 - Step 4: Simplify right side
1,576,352,641.40x = 2,354,780,841,030,550,528 - Step 5: Solve for x
x = 2,354,780,841,030,550,528/1,576,352,641.40 - Step 6: Final answer
x = 1,493,816,027.70
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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.