Finding the Fourth Proportional to 3,911,503,476.45, 5,867,291,533.14 and 1,113,471,922.26
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Solution
The fourth proportional to 3,911,503,476.45, 5,867,291,533.14 and 1,113,471,922.26 is: 1,670,218,222.02
Step by Step Solution
- Step 1: Write the proportion equation
3,911,503,476.45 : 5,867,291,533.14 = 1,113,471,922.26 : x - Step 2: Convert to fraction form
3,911,503,476.45/5,867,291,533.14 = 1,113,471,922.26/x - Step 3: Cross multiply
3,911,503,476.45x = 5,867,291,533.14 × 1,113,471,922.26 - Step 4: Simplify right side
3,911,503,476.45x = 6,533,064,381,865,219,072 - Step 5: Solve for x
x = 6,533,064,381,865,219,072/3,911,503,476.45 - Step 6: Final answer
x = 1,670,218,222.02
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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.