Finding the Fourth Proportional to 4,630,278,073.64, 6,389,841,856.50 and 2,515,769,330.63
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Solution
The fourth proportional to 4,630,278,073.64, 6,389,841,856.50 and 2,515,769,330.63 is: 3,471,793,251.83
Step by Step Solution
- Step 1: Write the proportion equation
4,630,278,073.64 : 6,389,841,856.50 = 2,515,769,330.63 : x - Step 2: Convert to fraction form
4,630,278,073.64/6,389,841,856.50 = 2,515,769,330.63/x - Step 3: Cross multiply
4,630,278,073.64x = 6,389,841,856.50 × 2,515,769,330.63 - Step 4: Simplify right side
4,630,278,073.64x = 16,075,368,170,126,612,480 - Step 5: Solve for x
x = 16,075,368,170,126,612,480/4,630,278,073.64 - Step 6: Final answer
x = 3,471,793,251.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.