Finding the Fourth Proportional to 8,648,002,734.87, 12,968,650,430.61 and 2,974,512,482.87
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Solution
The fourth proportional to 8,648,002,734.87, 12,968,650,430.61 and 2,974,512,482.87 is: 4,460,615,216.54
Step by Step Solution
- Step 1: Write the proportion equation
8,648,002,734.87 : 12,968,650,430.61 = 2,974,512,482.87 : x - Step 2: Convert to fraction form
8,648,002,734.87/12,968,650,430.61 = 2,974,512,482.87/x - Step 3: Cross multiply
8,648,002,734.87x = 12,968,650,430.61 × 2,974,512,482.87 - Step 4: Simplify right side
8,648,002,734.87x = 38,575,412,591,822,733,312 - Step 5: Solve for x
x = 38,575,412,591,822,733,312/8,648,002,734.87 - Step 6: Final answer
x = 4,460,615,216.54
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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.