Finding the Fourth Proportional to 6,551,233,518.40, 9,826,850,277.60 and 2,877,913,326.40
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Solution
The fourth proportional to 6,551,233,518.40, 9,826,850,277.60 and 2,877,913,326.40 is: 4,316,869,989.60
Step by Step Solution
- Step 1: Write the proportion equation
6,551,233,518.40 : 9,826,850,277.60 = 2,877,913,326.40 : x - Step 2: Convert to fraction form
6,551,233,518.40/9,826,850,277.60 = 2,877,913,326.40/x - Step 3: Cross multiply
6,551,233,518.40x = 9,826,850,277.60 × 2,877,913,326.40 - Step 4: Simplify right side
6,551,233,518.40x = 28,280,823,370,442,579,968 - Step 5: Solve for x
x = 28,280,823,370,442,579,968/6,551,233,518.40 - Step 6: Final answer
x = 4,316,869,989.60
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1.5x scale
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.