Finding the Fourth Proportional to 953,889,145.44, 1,430,831,932.32 and 298,890,314.88
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Solution
The fourth proportional to 953,889,145.44, 1,430,831,932.32 and 298,890,314.88 is: 448,334,912.75
Step by Step Solution
- Step 1: Write the proportion equation
953,889,145.44 : 1,430,831,932.32 = 298,890,314.88 : x - Step 2: Convert to fraction form
953,889,145.44/1,430,831,932.32 = 298,890,314.88/x - Step 3: Cross multiply
953,889,145.44x = 1,430,831,932.32 × 298,890,314.88 - Step 4: Simplify right side
953,889,145.44x = 427,661,806,791,483,648 - Step 5: Solve for x
x = 427,661,806,791,483,648/953,889,145.44 - Step 6: Final answer
x = 448,334,912.75
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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.