Finding the Fourth Proportional to 10,368,905,181.98, 15,551,603,512.07 and 2,905,770,315.06
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Solution
The fourth proportional to 10,368,905,181.98, 15,551,603,512.07 and 2,905,770,315.06 is: 4,358,163,860.49
Step by Step Solution
- Step 1: Write the proportion equation
10,368,905,181.98 : 15,551,603,512.07 = 2,905,770,315.06 : x - Step 2: Convert to fraction form
10,368,905,181.98/15,551,603,512.07 = 2,905,770,315.06/x - Step 3: Cross multiply
10,368,905,181.98x = 15,551,603,512.07 × 2,905,770,315.06 - Step 4: Simplify right side
10,368,905,181.98x = 45,189,387,836,941,320,192 - Step 5: Solve for x
x = 45,189,387,836,941,320,192/10,368,905,181.98 - Step 6: Final answer
x = 4,358,163,860.49
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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.