Finding the Fourth Proportional to 9,099,685,917.70, 13,649,528,876.55 and 2,556,584,325.70
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Solution
The fourth proportional to 9,099,685,917.70, 13,649,528,876.55 and 2,556,584,325.70 is: 3,834,876,488.55
Step by Step Solution
- Step 1: Write the proportion equation
9,099,685,917.70 : 13,649,528,876.55 = 2,556,584,325.70 : x - Step 2: Convert to fraction form
9,099,685,917.70/13,649,528,876.55 = 2,556,584,325.70/x - Step 3: Cross multiply
9,099,685,917.70x = 13,649,528,876.55 × 2,556,584,325.70 - Step 4: Simplify right side
9,099,685,917.70x = 34,896,171,578,977,255,424 - Step 5: Solve for x
x = 34,896,171,578,977,255,424/9,099,685,917.70 - Step 6: Final answer
x = 3,834,876,488.55
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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.