Finding the Fourth Proportional to 5,905,060,807.68, 8,854,864,790.40 and 2,173,414,878.72
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Solution
The fourth proportional to 5,905,060,807.68, 8,854,864,790.40 and 2,173,414,878.72 is: 3,259,118,832.35
Step by Step Solution
- Step 1: Write the proportion equation
5,905,060,807.68 : 8,854,864,790.40 = 2,173,414,878.72 : x - Step 2: Convert to fraction form
5,905,060,807.68/8,854,864,790.40 = 2,173,414,878.72/x - Step 3: Cross multiply
5,905,060,807.68x = 8,854,864,790.40 × 2,173,414,878.72 - Step 4: Simplify right side
5,905,060,807.68x = 19,245,294,884,509,212,672 - Step 5: Solve for x
x = 19,245,294,884,509,212,672/5,905,060,807.68 - Step 6: Final answer
x = 3,259,118,832.35
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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.