Finding the Fourth Proportional to 5,432,543,959.30, 8,148,815,938.95 and 2,953,052,829.70
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Solution
The fourth proportional to 5,432,543,959.30, 8,148,815,938.95 and 2,953,052,829.70 is: 4,429,579,244.55
Step by Step Solution
- Step 1: Write the proportion equation
5,432,543,959.30 : 8,148,815,938.95 = 2,953,052,829.70 : x - Step 2: Convert to fraction form
5,432,543,959.30/8,148,815,938.95 = 2,953,052,829.70/x - Step 3: Cross multiply
5,432,543,959.30x = 8,148,815,938.95 × 2,953,052,829.70 - Step 4: Simplify right side
5,432,543,959.30x = 24,063,883,967,220,756,480 - Step 5: Solve for x
x = 24,063,883,967,220,756,480/5,432,543,959.30 - Step 6: Final answer
x = 4,429,579,244.55
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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.