Finding the Fourth Proportional to 1,749,375,232,582.90, 2,621,197,334,592.20 and 931,679,820,146.80
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Solution
The fourth proportional to 1,749,375,232,582.90, 2,621,197,334,592.20 and 931,679,820,146.80 is: 1,395,993,618,622.59
Step by Step Solution
- Step 1: Write the proportion equation
1,749,375,232,582.90 : 2,621,197,334,592.20 = 931,679,820,146.80 : x - Step 2: Convert to fraction form
1,749,375,232,582.90/2,621,197,334,592.20 = 931,679,820,146.80/x - Step 3: Cross multiply
1,749,375,232,582.90x = 2,621,197,334,592.20 × 931,679,820,146.80 - Step 4: Simplify right side
1,749,375,232,582.90x = 2,442,116,661,262,132,858,322,944 - Step 5: Solve for x
x = 2,442,116,661,262,132,858,322,944/1,749,375,232,582.90 - Step 6: Final answer
x = 1,395,993,618,622.59
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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.