Finding the Fourth Proportional to 1,844,043,858.07, 2,544,788,138.67 and 997,271,162.08
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Solution
The fourth proportional to 1,844,043,858.07, 2,544,788,138.67 and 997,271,162.08 is: 1,376,238,321.66
Step by Step Solution
- Step 1: Write the proportion equation
1,844,043,858.07 : 2,544,788,138.67 = 997,271,162.08 : x - Step 2: Convert to fraction form
1,844,043,858.07/2,544,788,138.67 = 997,271,162.08/x - Step 3: Cross multiply
1,844,043,858.07x = 2,544,788,138.67 × 997,271,162.08 - Step 4: Simplify right side
1,844,043,858.07x = 2,537,843,824,298,831,360 - Step 5: Solve for x
x = 2,537,843,824,298,831,360/1,844,043,858.07 - Step 6: Final answer
x = 1,376,238,321.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.