Finding the Fourth Proportional to 2,807,692,751.08, 4,211,798,028.88 and 916,898,833.84
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Solution
The fourth proportional to 2,807,692,751.08, 4,211,798,028.88 and 916,898,833.84 is: 1,375,432,799.61
Step by Step Solution
- Step 1: Write the proportion equation
2,807,692,751.08 : 4,211,798,028.88 = 916,898,833.84 : x - Step 2: Convert to fraction form
2,807,692,751.08/4,211,798,028.88 = 916,898,833.84/x - Step 3: Cross multiply
2,807,692,751.08x = 4,211,798,028.88 × 916,898,833.84 - Step 4: Simplify right side
2,807,692,751.08x = 3,861,792,701,049,682,944 - Step 5: Solve for x
x = 3,861,792,701,049,682,944/2,807,692,751.08 - Step 6: Final answer
x = 1,375,432,799.61
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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.