Finding the Fourth Proportional to 1,532,739,810.70, 2,299,109,716.05 and 887,767,266.70
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Solution
The fourth proportional to 1,532,739,810.70, 2,299,109,716.05 and 887,767,266.70 is: 1,331,650,900.05
Step by Step Solution
- Step 1: Write the proportion equation
1,532,739,810.70 : 2,299,109,716.05 = 887,767,266.70 : x - Step 2: Convert to fraction form
1,532,739,810.70/2,299,109,716.05 = 887,767,266.70/x - Step 3: Cross multiply
1,532,739,810.70x = 2,299,109,716.05 × 887,767,266.70 - Step 4: Simplify right side
1,532,739,810.70x = 2,041,074,348,461,121,792 - Step 5: Solve for x
x = 2,041,074,348,461,121,792/1,532,739,810.70 - Step 6: Final answer
x = 1,331,650,900.05
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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.