Finding the Fourth Proportional to 1,749,375,232,578.90, 2,621,197,334,586.60 and 931,679,820,142.95
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Solution
The fourth proportional to 1,749,375,232,578.90, 2,621,197,334,586.60 and 931,679,820,142.95 is: 1,395,993,618,617.03
Step by Step Solution
- Step 1: Write the proportion equation
1,749,375,232,578.90 : 2,621,197,334,586.60 = 931,679,820,142.95 : x - Step 2: Convert to fraction form
1,749,375,232,578.90/2,621,197,334,586.60 = 931,679,820,142.95/x - Step 3: Cross multiply
1,749,375,232,578.90x = 2,621,197,334,586.60 × 931,679,820,142.95 - Step 4: Simplify right side
1,749,375,232,578.90x = 2,442,116,661,246,823,447,396,352 - Step 5: Solve for x
x = 2,442,116,661,246,823,447,396,352/1,749,375,232,578.90 - Step 6: Final answer
x = 1,395,993,618,617.03
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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.