Finding the Fourth Proportional to 1,749,375,232,576.70, 2,621,197,334,582.80 and 931,679,820,140.70
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Solution
The fourth proportional to 1,749,375,232,576.70, 2,621,197,334,582.80 and 931,679,820,140.70 is: 1,395,993,618,613.39
Step by Step Solution
- Step 1: Write the proportion equation
1,749,375,232,576.70 : 2,621,197,334,582.80 = 931,679,820,140.70 : x - Step 2: Convert to fraction form
1,749,375,232,576.70/2,621,197,334,582.80 = 931,679,820,140.70/x - Step 3: Cross multiply
1,749,375,232,576.70x = 2,621,197,334,582.80 × 931,679,820,140.70 - Step 4: Simplify right side
1,749,375,232,576.70x = 2,442,116,661,237,385,256,763,392 - Step 5: Solve for x
x = 2,442,116,661,237,385,256,763,392/1,749,375,232,576.70 - Step 6: Final answer
x = 1,395,993,618,613.39
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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.