Finding the Fourth Proportional to 4,723,930,012.28, 6,519,221,466.18 and 2,716,766,714.12
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Solution
The fourth proportional to 4,723,930,012.28, 6,519,221,466.18 and 2,716,766,714.12 is: 3,749,251,965.05
Step by Step Solution
- Step 1: Write the proportion equation
4,723,930,012.28 : 6,519,221,466.18 = 2,716,766,714.12 : x - Step 2: Convert to fraction form
4,723,930,012.28/6,519,221,466.18 = 2,716,766,714.12/x - Step 3: Cross multiply
4,723,930,012.28x = 6,519,221,466.18 × 2,716,766,714.12 - Step 4: Simplify right side
4,723,930,012.28x = 17,711,203,881,294,407,680 - Step 5: Solve for x
x = 17,711,203,881,294,407,680/4,723,930,012.28 - Step 6: Final answer
x = 3,749,251,965.05
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Double scale
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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.