Finding the Fourth Proportional to 67,230,334.10, 100,845,501.15 and 48,948,763.70
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Solution
The fourth proportional to 67,230,334.10, 100,845,501.15 and 48,948,763.70 is: 73,423,145.55
Step by Step Solution
- Step 1: Write the proportion equation
67,230,334.10 : 100,845,501.15 = 48,948,763.70 : x - Step 2: Convert to fraction form
67,230,334.10/100,845,501.15 = 48,948,763.70/x - Step 3: Cross multiply
67,230,334.10x = 100,845,501.15 × 48,948,763.70 - Step 4: Simplify right side
67,230,334.10x = 4,936,262,605,999,429 - Step 5: Solve for x
x = 4,936,262,605,999,429/67,230,334.10 - Step 6: Final answer
x = 73,423,145.55
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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.