Finding the Fourth Proportional to 1,749,375,232,574.40, 2,621,197,334,579.20 and 931,679,820,138.20
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Solution
The fourth proportional to 1,749,375,232,574.40, 2,621,197,334,579.20 and 931,679,820,138.20 is: 1,395,993,618,609.56
Step by Step Solution
- Step 1: Write the proportion equation
1,749,375,232,574.40 : 2,621,197,334,579.20 = 931,679,820,138.20 : x - Step 2: Convert to fraction form
1,749,375,232,574.40/2,621,197,334,579.20 = 931,679,820,138.20/x - Step 3: Cross multiply
1,749,375,232,574.40x = 2,621,197,334,579.20 × 931,679,820,138.20 - Step 4: Simplify right side
1,749,375,232,574.40x = 2,442,116,661,227,478,377,824,256 - Step 5: Solve for x
x = 2,442,116,661,227,478,377,824,256/1,749,375,232,574.40 - Step 6: Final answer
x = 1,395,993,618,609.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.